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Trigonometric functions 3P 4 in degrees

In the article, we will completely understand what it looks like table of trigonometric values, sinus, cosine, tangent and catangens. Consider the basic value of trigonometric functions, from an angle of 0.30.45.90.90, ..., 360 degrees. And let's see how to use these tables in the calculation of the value of trigonometric functions.
First consider table of cosine, sinus, tangent and catangent From the angle of 0, 30, 45, 60, 90, .. degrees. The definition of these values \u200b\u200bgives to determine the value of the functions of the angles at 0 and 90 degrees:

sin 0 0 \u003d 0, cos 0 0 \u003d 1. TG 0 0 \u003d 0, Cotangent from 0 0 will be uncertain
SIN 90 0 \u003d 1, COS 90 0 \u003d 0, CTG90 0 \u003d 0, tangent from 90 0 will be uncertain

If you take rectangular triangles of the angles of which from 30 to 90 degrees. We get:

sIN 30 0 \u003d 1/2, COS 30 0 \u003d √3 / 2, TG 30 0 \u003d √3 / 3, CTG 30 0 \u003d √3
Sin 45 0 \u003d √2 / 2, cos 45 0 \u003d √2 / 2, TG 45 0 \u003d 1, CTG 45 0 \u003d 1
SIN 60 0 \u003d √3 / 2, COS 60 0 \u003d 1/2, TG 60 0 \u003d √3, CTG 60 0 \u003d √3 / 3

Show all the obtained values \u200b\u200bin the form trigonometric table:

Table of sinus, cosine, tangents and catangents!

If you use the formula of bringing, our table will increase, add values \u200b\u200bfor angles up to 360 degrees. It will look like:

Also, based on the properties of the periodicity, the table can be increased if we replace the angles by 0 0 +360 0 * Z ... 330 0 +360 0 * z, in which Z is an integer. In this table, it is possible to calculate the value of all angles corresponding to points in a single circle.

We will analyze it clearly how to use the table in the decision.
Everything is very simple. Since the value you need lies at the point of intersection of the cells we need. For example, take COS angle of 60 degrees, in the table it will look like:

In the final table of the main values \u200b\u200bof trigonometric functions, we act in the same way. But in this table, it is possible to find out how much will be a tangent from an angle of 1020 degrees, it \u003d -√3 check 1020 0 \u003d 300 0 +360 0 * 2. Find on the table.

For more search for trigonometric values \u200b\u200bof angles up to minutes are used. Detailed instructions as they use on the page

Bradys table. For sinus, cosine, tangent and catangens.

Brandis tables are divided into several parts, consist of tables of cosine and sinus, tangent and catangent - which is divided into two parts (TG angle to 90 degrees and CTG small angles).

Sinus and cosine

tG Angle Starting with 0 0 Finishing 76 0, CTG angle from 14 0 Finishing 90 0.

tG to 90 0 and CTG small corners.

We will understand how to use Brady's tables in solving problems.

We find the designation SIN (designation in the column from the left edge) of 42 minutes (the designation is on the top line). By intersection by looking for the designation, it \u003d 0.3040.

The magnitudes of minutes are indicated with a period of six minutes, how to be if the value you need fall within this gap. Take 44 minutes, and there are only 42 in the table. We take the basis of 42 and use the added columns on the right side, we take 2 amendment and add to 0.3040 + 0.0006 to 0.3046.

With sin 47 min, we take the basis of 48 minutes and take 1 amend from it, i.e. 0.3057 - 0.0003 \u003d 0.3054

When calculating COS, we work similarly to sin only by the basis we take the bottom line of the table. For example COS 20 0 \u003d 0.9397

The values \u200b\u200bof TG angle to 90 0 and COT small angle, are faithful and there are no corrections. For example, find TG 78 0 37min \u003d 4,967


A CTG 20 0 13min \u003d 25.83

Well, we reviewed the basic trigonometric tables. We hope this information was extremely useful for you. Your questions on the tables, if they appear, be sure to write in the comments!

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Table values \u200b\u200bof trigonometric functions

Table of values \u200b\u200bof trigonometric functions is composed for angles at 0, 30, 45, 60, 90, 180, 270 and 360 degrees and corresponding to the values \u200b\u200bof the angles of the Vradians. From trigonometric functions The table shows the sinus, cosine, tangent, catangent, sessions and sosenes. For the convenience of solving school examples, the values \u200b\u200bof trigonometric functions in the table are recorded in the form of a fraction while maintaining the signs of extraction of the root of square from numbers, which very often helps to reduce complex mathematical expressions. For Tangent and Cotangence, certain angles can not be defined. For the values \u200b\u200bof Tangent and Cotangence of such angles in the table of values \u200b\u200bof trigonometric functions, it is worthwhile. It is believed that Tangent and Kotangenes such corners equals infinity. On a separate page there are formulas for bringing trigonometric functions.

The table of values \u200b\u200bfor the trigonometric function of the sinus are values \u200b\u200bfor the following angles: SIN 0, SIN 30, SIN 45, SIN 60, SIN 90, SIN 180, SIN 270, SIN 360 to degree, which corresponds to SIN 0 PI, SIN PI / 6 , SIN PI / 4, SIN PI / 3, SIN PI / 2, SIN PI, SIN 3 PI / 2, SIN 2 PI into radical angles. Sinus school table.

For the trigonometric function of the cosine in the table shows the values \u200b\u200bfor the following angles: COS 0, COS 30, COS 45, COS 60, COS 90, COS 180, COS 270, COS 360 to degree, which corresponds to COS 0 PI, COS pi by 6, Cos Pi by 4, Cos pi 3, Cos Pi at 2, Cos Pi, COS 3 PI on 2, COS 2 PI into radical angles. School table of cosine.

Trigonometric table for trigonometric functions Tangent gives values \u200b\u200bfor the following angles: TG 0, TG 30, TG 45, TG 60, TG 180, TG 360 to degree, which corresponds to TG 0 PI, TG PI / 6, TG PI / 4, TG PI / 3, TG PI, TG 2 PI in radical angles. The following values \u200b\u200bof trigonometric functions of the tangent are not defined by TG 90, TG 270, TG P P Pile / 2, TG 3 PI / 2 and are considered equal infinity.

For the trigonometric function of the Cotangent in the trigonometric table, the values \u200b\u200bof the following angles are given: CTG 30, CTG 45, CTG 60, CTG 90, CTG 270 to degree, which corresponds to CTG PI / 6, CTG PI / 4, CTG PI / 3, TG PI / 2, TG 3 PI / 2 into radical angles. The following values \u200b\u200bof the trigonometric functions of the catangent are not defined by CTG 0, CTG 180, CTG 360, CTG 0 PI, CTG PI, CTG 2 PI and are considered equal infinity.

The values \u200b\u200bof trigonometric functions are sessions and sinovans are given for the same corners in degrees and radians as sinus, cosine, tangent, catangent.

The table of values \u200b\u200bof trigonometric functions of non-standard angles are given the values \u200b\u200bof sinus, cosine, tangent and catangent for angles in degrees 15, 18, 22,5, 36, 54, 67.5 72 degrees and in radians PI / 12, PI / 10, PI / 8, PI / 5, 3PI / 8, 2P / 5 radians. The values \u200b\u200bof trigonometric functions are expressed through fractions and square roots to simplify the reduction of fractions in school examples.

Three more monster trigonometry. The first is a tangent 1.5 and a half degrees or Pi divided by 120. The second - cosine of Pi divided by 240, PI / 240. The longest - cosine of Pi divided by 17, Pi / 17.

The trigonometric circle of the values \u200b\u200bof the functions of sine and cosine is clearly represents the signs of sinus and cosine, depending on the magnitude of the angle. Especially for blondes, the cosine values \u200b\u200bare underlined by a green dash, so that it is less fed. The transfer of degrees into radians is also very clearly represented when radians are expressed in Pi.

This trigonometric table represents the values \u200b\u200bof sinus, cosine, tangent and catangent for angles from 0 zero to 90 ninety degrees with an interval through one degree. For the first forty-five degrees, the name of the trigonometric functions must be viewed at the top of the table. In the first column, degrees, sinus, cosine values, tangents and catangers are recorded in the following four columns.

For angles from forty-five degrees to the ninety degrees, the names of the trigonometric functions are recorded at the bottom of the table. The last column shows degrees, cosine values, sinuses, catangents and tangents are recorded in the previous four columns. It should be attentive because at the bottom of the trigonometric table, the names of trigonometric functions differ from the titles at the top of the table. Sinuses and cosines are changing in places, just like Tangent and Kotangenes. This is due to the symmetry of the values \u200b\u200bof trigonometric functions.

The signs of trigonometric functions are presented in the figure above. Sinus has positive values \u200b\u200bfrom 0 to 180 degrees or from 0 to pi. Negative sinus values \u200b\u200bhave from 180 to 360 degrees or from pi to 2 pi. The cosine values \u200b\u200bare positive from 0 to 90 and from 270 to 360 degrees or from 0 to 1/2 PI and from 3/2 to 2 pi. Tangent and Kotangenes have positive values \u200b\u200bfrom 0 to 90 degrees and from 180 to 270 degrees, which corresponds to values \u200b\u200bfrom 0 to 1/2 pi and from pi to 3/2 pi. The negative values \u200b\u200bof Tangent and Kotangenes have from 90 to 180 degrees and from 270 to 360 degrees or from 1/2 pi to PI and from 3/2 pi to 2 pi. When determining the signs of trigonometric functions for corners, more than 360 degrees or 2 pi should use the properties of the frequency of these functions.

Trigonometric functions of sinus, tangent and Kotangenes are odd functions. The values \u200b\u200bof these functions for negative angles will be negative. Cosine is an even trigonometric function - the cosine value for a negative angle will be positive. When multiplying and dividing trigonometric functions, you must follow the rules of signs.

  1. The table of values \u200b\u200bfor the trigonometric function of the sinus are values \u200b\u200bfor the following angles.

    Document

    Separate page are formulas trigonometricfunctions. IN tablevaluesfortrigonometricfunctionssinuspostedvaluesfornextcorners: sin 0, sin 30, sin 45 ...

  2. The proposed mathematical apparatus is a complete analogue of a comprehensive calculation for n-dimensional hypercomplex numbers with any number of degrees of freedom N and is intended for mathematical modeling of nonlinear

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    ... functions equally functions Images. From this theorem follow, what for find the coordinates u, v enough to calculate function ... geometry; Poliberian functions (multidimensional analogs of two-dimensional trigonometricfunctions), their properties, tables and application; ...

  3. Tables of sinus values \u200b\u200b(SIN), cosinees (COS), Tangents (TG), Kotangents (CTG) is a powerful and useful tool that helps solve many tasks, both a theoretical and applied character. In this article, we present the table of the main trigonometric functions (sines, cosine, tangents and catangents) for angles 0, 30, 45, 60, 90, ..., 360 degrees (0, π 6, π 3, π 2 ,.. ., 2 π radians). Separate bradyss tables for sinuses and cosinees, tangents and catangers with explanation will also be shown, how to use them to find the values \u200b\u200bof the main trigonometric functions.

    Table of basic trigonometric functions for angles 0, 30, 45, 60, 90, ..., 360 degrees

    Based on the definitions of sinus, cosine, tangent and catangent, you can find the values \u200b\u200bof these functions for the angles 0 and 90 degrees

    sin 0 \u003d 0, cos 0 \u003d 1, t g 0 \u003d 0, scratch catangent - not defined,

    sIN 90 ° \u003d 1, COS 90 ° \u003d 0, C T G 90 ° \u003d 0, TANGENS The degree of degree is not defined.

    The values \u200b\u200bof sinuses, cosine, tangents and catangers are in the course of geometry are defined as the ratios of the sides of the rectangular triangle, the angles of which are equal to 30, 60 and 90 degrees, and also 45, 45 and 90 degrees.

    Determination of trigonometric funkuits for acute angle in a rectangular triangle

    Sinus - The ratio of the opposite catech for hypotenuse.

    Cosine - The ratio of the adjacent catech for hypotenuse.

    Tangent - the ratio of the opposite catech to the adjacent one.

    Cotangent - The ratio of the adjacent catech to the opposite.

    In accordance with the definitions there are values \u200b\u200bof functions:

    sIN 30 ° \u003d 1 2, COS 30 ° \u003d 3 2, TG 30 ° \u003d 3 3, CTG 30 ° \u003d 3, SIN 45 ° \u003d 2 2, COS 45 ° \u003d 2 2, TG 45 ° \u003d 1, CTG 45 ° \u003d 1, SIN 60 ° \u003d 3 2, COS 45 ° \u003d 1 2, TG 45 ° \u003d 3, CTG 45 ° \u003d 3 3.

    We reduce these values \u200b\u200binto the table and call it the table of the main values \u200b\u200bof sinus, cosine, tangent and catangent.

    Table of the main values \u200b\u200bof sinuses, cosine, tangents and catangers

    α ° 0 30 45 60 90
    SIN α. 0 1 2 2 2 3 2 1
    COS α. 1 3 2 2 2 1 2 0
    T G α. 0 3 3 1 3 not determined
    C T G α not determined 3 1 3 3 0
    α, r and d and a n 0 π 6. π 4. π 3. π 2.

    One of the important properties of trigonometric functions is frequency. Based on this property, this table can be expanded using the formula of bringing. Below will submit an extended table of values \u200b\u200bof the main trigonometric functions for angles 0, 30, 60, ..., 120, 135, 150, 180, ..., 360 degrees (0, π 6, π 3, π 2 ,...., 2 π radians).

    Sinus table, cosine, tangents and catangers

    α ° 0 30 45 60 90 120 135 150 180 210 225 240 270 300 315 330 360
    SIN α. 0 1 2 2 2 3 2 1 3 2 2 2 1 2 0 - 1 2 - 2 2 - 3 2 - 1 - 3 2 - 2 2 - 1 2 0
    COS α. 1 3 2 2 2 1 2 0 - 1 2 - 2 2 - 3 2 - 1 - 3 2 - 2 2 - 1 2 0 1 2 2 2 3 2 1
    T G α. 0 3 3 1 3 - - 1 - 3 3 0 0 3 3 1 3 - - 3 - 1 0
    C T G α - 3 1 3 3 0 - 3 3 - 1 - 3 - 3 1 3 3 0 - 3 3 - 1 - 3 -
    α, r and d and a n 0 π 6. π 4. π 3. π 2. 2 π 3. 3 π 4. 5 π 6. π 7 π 6. 5 π 4. 4 π 3. 3 π 2. 5 π 3. 7 π 4. 11 π 6. 2 π.

    The frequency of sinus, cosine, tangent and Kotangent allows you to expand this table to an arbitrarily large corner values. The values \u200b\u200bcollected in the table are used when solving tasks most often, so they are recommended to learn by heart.

    How to use the table of the main values \u200b\u200bof trigonometric functions

    The principle of use of the table of sinus values, cosinees, tangents and catangers is clear at an intuitive level. The crossing of the row and column gives the value of the function for a specific angle.

    Example. How to use a sinus table, cosine, tangents and catangers

    Need to know what is equal to sin 7 π 6

    We find in the table column, the value of the last cell of which is 7 π 6 radians - the same as 210 degrees. Then select a table of a table in which the sinus values \u200b\u200bare presented. At the intersection of the string and column, we find the desired value:

    sIN 7 π 6 \u003d - 1 2

    Brady's tables

    The Bradys table allows calculating the value of sinus, cosine, tangent or catangent with an accuracy of 4 characters after the comma without the use of computing technology. This is a kind of replacement engineering calculator.

    reference

    Vladimir Modestovich Brandis (1890 - 1975) - Soviet mathematician-teacher, since 1954, a corresponding member of the APN of the USSR. Tables of four-digit logarithms and natural trigonometric values \u200b\u200bdeveloped by Braradis, first reached in 1921.

    First we give the brady's table for sinuses and cosine. It allows you to accurately calculate the approximate values \u200b\u200bof these functions for angles containing a number of degrees and minutes. In the extreme left column, the tables are presented degrees, and in the top row - minutes. Note that all the values \u200b\u200bof the corners of the Bradys table are more than six minutes.

    Bradys table for sinuses and cosine

    sin. 0" 6" 12" 18" 24" 30" 36" 42" 48" 54" 60" cos. 1" 2" 3"
    0.0000 90 °
    0.0000 0017 0035 0052 0070 0087 0105 0122 0140 0157 0175 89 ° 3 6 9
    1 ° 0175 0192 0209 0227 0244 0262 0279 0297 0314 0332 0349 88 ° 3 6 9
    2 ° 0349 0366 0384 0401 0419 0436 0454 0471 0488 0506 0523 87 ° 3 6 9
    3 ° 0523 0541 0558 0576 0593 0610 0628 0645 0663 0680 0698 86 ° 3 6 9
    4 ° 0698 0715 0732 0750 0767 0785 0802 0819 0837 0854 0.0872 85 ° 3 6 9
    5 ° 0.0872 0889 0906 0924 0941 0958 0976 0993 1011 1028 1045 84 ° 3 6 9
    6 ° 1045 1063 1080 1097 1115 1132 1149 1167 1184 1201 1219 83 ° 3 6 9
    7 ° 1219 1236 1253 1271 1288 1305 1323 1340 1357 1374 1392 82 ° 3 6 9
    8 ° 1392 1409 1426 1444 1461 1478 1495 1513 1530 1547 1564 81 ° 3 6 9
    9 ° 1564 1582 1599 1616 1633 1650 1668 1685 1702 1719 0.1736 80 ° 3 6 9
    10 ° 0.1736 1754 1771 1788 1805 1822 1840 1857 1874 1891 1908 79 ° 3 6 9
    11 ° 1908 1925 1942 1959 1977 1994 2011 2028 2045 2062 2079 78 ° 3 6 9
    12 ° 2079 2096 2113 2130 2147 2164 2181 2198 2215 2233 2250 77 ° 3 6 9
    13 ° 2250 2267 2284 2300 2317 2334 2351 2368 2385 2402 2419 76 ° 3 6 8
    14 ° 2419 2436 2453 2470 2487 2504 2521 2538 2554 2571 0.2588 75 ° 3 6 8
    15 ° 0.2588 2605 2622 2639 2656 2672 2689 2706 2723 2740 2756 74 ° 3 6 8
    16 ° 2756 2773 2790 2807 2823 2840 2857 2874 2890 2907 2924 73 ° 3 6 8
    17 ° 2924 2940 2957 2974 2990 3007 3024 3040 3057 3074 3090 72 ° 3 6 8
    18 ° 3090 3107 3123 3140 3156 3173 3190 3206 3223 3239 3256 71 ° 3 6 8
    19 ° 3256 3272 3289 3305 3322 3338 3355 3371 3387 3404 0.3420 70 ° 3 5 8
    20 ° 0.3420 3437 3453 3469 3486 3502 3518 3535 3551 3567 3584 69 ° 3 5 8
    21 ° 3584 3600 3616 3633 3649 3665 3681 3697 3714 3730 3746 68 ° 3 5 8
    22 ° 3746 3762 3778 3795 3811 3827 3843 3859 3875 3891 3907 67 ° 3 5 8
    23 ° 3907 3923 3939 3955 3971 3987 4003 4019 4035 4051 4067 66 ° 3 5 8
    24 ° 4067 4083 4099 4115 4131 4147 4163 4179 4195 4210 0.4226 65 ° 3 5 8
    25 ° 0.4226 4242 4258 4274 4289 4305 4321 4337 4352 4368 4384 64 ° 3 5 8
    26 ° 4384 4399 4415 4431 4446 4462 4478 4493 4509 4524 4540 63 ° 3 5 8
    27 ° 4540 4555 4571 4586 4602 4617 4633 4648 4664 4679 4695 62 ° 3 5 8
    28 ° 4695 4710 4726 4741 4756 4772 4787 4802 4818 4833 4848 61 ° 3 5 8
    29 ° 4848 4863 4879 4894 4909 4924 4939 4955 4970 4985 0.5000 60 ° 3 5 8
    30 ° 0.5000 5015 5030 5045 5060 5075 5090 5105 5120 5135 5150 59 ° 3 5 8
    31 ° 5150 5165 5180 5195 5210 5225 5240 5255 5270 5284 5299 58 ° 2 5 7
    32 ° 5299 5314 5329 5344 5358 5373 5388 5402 5417 5432 5446 57 ° 2 5 7
    33 ° 5446 5461 5476 5490 5505 5519 5534 5548 5563 5577 5592 56 ° 2 5 7
    34 ° 5592 5606 5621 5635 5650 5664 5678 5693 5707 5721 0.5736 55 ° 2 5 7
    35 ° 0.5736 5750 5764 5779 5793 5807 5821 5835 5850 5864 0.5878 54 ° 2 5 7
    36 ° 5878 5892 5906 5920 5934 5948 5962 5976 5990 6004 6018 53 ° 2 5 7
    37 ° 6018 6032 6046 6060 6074 6088 6101 6115 6129 6143 6157 52 ° 2 5 7
    38 ° 6157 6170 6184 6198 6211 6225 6239 6252 6266 6280 6293 51 ° 2 5 7
    39 ° 6293 6307 6320 6334 6347 6361 6374 6388 6401 6414 0.6428 50 ° 2 4 7
    40 ° 0.6428 6441 6455 6468 6481 6494 6508 6521 6534 6547 6561 49 ° 2 4 7
    41 ° 6561 6574 6587 6600 6613 6626 6639 6652 6665 6678 6691 48 ° 2 4 7
    42 ° 6691 6704 6717 6730 6743 6756 6769 6782 6794 6807 6820 47 ° 2 4 6
    43 ° 6820 6833 6845 6858 6871 6884 6896 8909 6921 6934 6947 46 ° 2 4 6
    44 ° 6947 6959 6972 6984 6997 7009 7022 7034 7046 7059 0.7071 45 ° 2 4 6
    45 ° 0.7071 7083 7096 7108 7120 7133 7145 7157 7169 7181 7193 44 ° 2 4 6
    46 ° 7193 7206 7218 7230 7242 7254 7266 7278 7290 7302 7314 43 ° 2 4 6
    47 ° 7314 7325 7337 7349 7361 7373 7385 7396 7408 7420 7431 42 ° 2 4 6
    48 ° 7431 7443 7455 7466 7478 7490 7501 7513 7524 7536 7547 41 ° 2 4 6
    49 ° 7547 7559 7570 7581 7593 7604 7615 7627 7638 7649 0.7660 40 ° 2 4 6
    50 ° 0.7660 7672 7683 7694 7705 7716 7727 7738 7749 7760 7771 39 ° 2 4 6
    51 ° 7771 7782 7793 7804 7815 7826 7837 7848 7859 7869 7880 38 ° 2 4 5
    52 ° 7880 7891 7902 7912 7923 7934 7944 7955 7965 7976 7986 37 ° 2 4 5
    53 ° 7986 7997 8007 8018 8028 8039 8049 8059 8070 8080 8090 36 ° 2 3 5
    54 ° 8090 8100 8111 8121 8131 8141 8151 8161 8171 8181 0.8192 35 ° 2 3 5
    55 ° 0.8192 8202 8211 8221 8231 8241 8251 8261 8271 8281 8290 34 ° 2 3 5
    56 ° 8290 8300 8310 8320 8329 8339 8348 8358 8368 8377 8387 33 ° 2 3 5
    57 ° 8387 8396 8406 8415 8425 8434 8443 8453 8462 8471 8480 32 ° 2 3 5
    58 ° 8480 8490 8499 8508 8517 8526 8536 8545 8554 8563 8572 31 ° 2 3 5
    59 ° 8572 8581 8590 8599 8607 8616 8625 8634 8643 8652 0.8660 30 ° 1 3 4
    60 ° 0.8660 8669 8678 8686 8695 8704 8712 8721 8729 8738 8746 29 ° 1 3 4
    61 ° 8746 8755 8763 8771 8780 8788 8796 8805 8813 8821 8829 28 ° 1 3 4
    62 ° 8829 8838 8846 8854 8862 8870 8878 8886 8894 8902 8910 27 ° 1 3 4
    63 ° 8910 8918 8926 8934 8942 8949 8957 8965 8973 8980 8988 26 ° 1 3 4
    64 ° 8988 8996 9003 9011 9018 9026 9033 9041 9048 9056 0.9063 25 ° 1 3 4
    65 ° 0.9063 9070 9078 9085 9092 9100 9107 9114 9121 9128 9135 24 ° 1 2 4
    66 ° 9135 9143 9150 9157 9164 9171 9178 9184 9191 9198 9205 23 ° 1 2 3
    67 ° 9205 9212 9219 9225 9232 9239 9245 9252 9259 9256 9272 22 ° 1 2 3
    68 ° 9272 9278 9285 9291 9298 9304 9311 9317 9323 9330 9336 21 ° 1 2 3
    69 ° 9336 9342 9348 9354 9361 9367 9373 9379 9383 9391 0.9397 20 ° 1 2 3
    70 ° 9397 9403 9409 9415 9421 9426 9432 9438 9444 9449 0.9455 19 ° 1 2 3
    71 ° 9455 9461 9466 9472 9478 9483 9489 9494 9500 9505 9511 18 ° 1 2 3
    72 ° 9511 9516 9521 9527 9532 9537 9542 9548 9553 9558 9563 17 ° 1 2 3
    73 ° 9563 9568 9573 9578 9583 9588 9593 9598 9603 9608 9613 16 ° 1 2 2
    74 ° 9613 9617 9622 9627 9632 9636 9641 9646 9650 9655 0.9659 15 ° 1 2 2
    75 ° 9659 9664 9668 9673 9677 9681 9686 9690 9694 9699 9703 14 ° 1 1 2
    76 ° 9703 9707 9711 9715 9720 9724 9728 9732 9736 9740 9744 13 ° 1 1 2
    77 ° 9744 9748 9751 9755 9759 9763 9767 9770 9774 9778 9781 12 ° 1 1 2
    78 ° 9781 9785 9789 9792 9796 9799 9803 9806 9810 9813 9816 11 ° 1 1 2
    79 ° 9816 9820 9823 9826 9829 9833 9836 9839 9842 9845 0.9848 10 ° 1 1 2
    80 ° 0.9848 9851 9854 9857 9860 9863 9866 9869 9871 9874 9877 9 ° 0 1 1
    81 ° 9877 9880 9882 9885 9888 9890 9893 9895 9898 9900 9903 8 ° 0 1 1
    82 ° 9903 9905 9907 9910 9912 9914 9917 9919 9921 9923 9925 7 ° 0 1 1
    83 ° 9925 9928 9930 9932 9934 9936 9938 9940 9942 9943 9945 6 ° 0 1 1
    84 ° 9945 9947 9949 9951 9952 9954 9956 9957 9959 9960 9962 5 ° 0 1 1
    85 ° 9962 9963 9965 9966 9968 9969 9971 9972 9973 9974 9976 4 ° 0 0 1
    86 ° 9976 9977 9978 9979 9980 9981 9982 9983 9984 9985 9986 3 ° 0 0 0
    87 ° 9986 9987 9988 9989 9990 9990 9991 9992 9993 9993 9994 2 ° 0 0 0
    88 ° 9994 9995 9995 9996 9996 9997 9997 9997 9998 9998 0.9998 1 ° 0 0 0
    89 ° 9998 9999 9999 9999 9999 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 0 0 0
    90 ° 1.0000
    sin. 60" 54" 48" 42" 36" 30" 24" 18" 12" 6" 0" cos. 1" 2" 3"

    To find the values \u200b\u200bof sinuses and cosine of the corners not presented in the table, you must use the amendments.

    Now we give the brady's table for Tangents and Kotangenes. It contains the values \u200b\u200bof the tangents of the angles from 0 to 76 degrees, and corner catanges from 14 to 90 degrees.

    Bradys Table for Tangent and Kotnence

    tG. 0" 6" 12" 18" 24" 30" 36" 42" 48" 54" 60" cTG. 1" 2" 3"
    0 90 °
    0,000 0017 0035 0052 0070 0087 0105 0122 0140 0157 0175 89 ° 3 6 9
    1 ° 0175 0192 0209 0227 0244 0262 0279 0297 0314 0332 0349 88 ° 3 6 9
    2 ° 0349 0367 0384 0402 0419 0437 0454 0472 0489 0507 0524 87 ° 3 6 9
    3 ° 0524 0542 0559 0577 0594 0612 0629 0647 0664 0682 0699 86 ° 3 6 9
    4 ° 0699 0717 0734 0752 0769 0787 0805 0822 0840 0857 0,0875 85 ° 3 6 9
    5 ° 0,0875 0892 0910 0928 0945 0963 0981 0998 1016 1033 1051 84 ° 3 6 9
    6 ° 1051 1069 1086 1104 1122 1139 1157 1175 1192 1210 1228 83 ° 3 6 9
    7 ° 1228 1246 1263 1281 1299 1317 1334 1352 1370 1388 1405 82 ° 3 6 9
    8 ° 1405 1423 1441 1459 1477 1495 1512 1530 1548 1566 1584 81 ° 3 6 9
    9 ° 1584 1602 1620 1638 1655 1673 1691 1709 1727 1745 0,1763 80 ° 3 6 9
    10 ° 0,1763 1781 1799 1817 1835 1853 1871 1890 1908 1926 1944 79 ° 3 6 9
    11 ° 1944 1962 1980 1998 2016 2035 2053 2071 2089 2107 2126 78 ° 3 6 9
    12 ° 2126 2144 2162 2180 2199 2217 2235 2254 2272 2290 2309 77 ° 3 6 9
    13 ° 2309 2327 2345 2364 2382 2401 2419 2438 2456 2475 2493 76 ° 3 6 9
    14 ° 2493 2512 2530 2549 2568 2586 2605 2623 2642 2661 0,2679 75 ° 3 6 9
    15 ° 0,2679 2698 2717 2736 2754 2773 2792 2811 2830 2849 2867 74 ° 3 6 9
    16 ° 2867 2886 2905 2924 2943 2962 2981 3000 3019 3038 3057 73 ° 3 6 9
    17 ° 3057 3076 3096 3115 3134 3153 3172 3191 3211 3230 3249 72 ° 3 6 10
    18 ° 3249 3269 3288 3307 3327 3346 3365 3385 3404 3424 3443 71 ° 3 6 10
    19 ° 3443 3463 3482 3502 3522 3541 3561 3581 3600 3620 0,3640 70 ° 3 7 10
    20 ° 0,3640 3659 3679 3699 3719 3739 3759 3779 3799 3819 3839 69 ° 3 7 10
    21 ° 3839 3859 3879 3899 3919 3939 3959 3979 4000 4020 4040 68 ° 3 7 10
    22 ° 4040 4061 4081 4101 4122 4142 4163 4183 4204 4224 4245 67 ° 3 7 10
    23 ° 4245 4265 4286 4307 4327 4348 4369 4390 4411 4431 4452 66 ° 3 7 10
    24 ° 4452 4473 4494 4515 4536 4557 4578 4599 4621 4642 0,4663 65 ° 4 7 11
    25 ° 0,4663 4684 4706 4727 4748 4770 4791 4813 4834 4856 4877 64 ° 4 7 11
    26 ° 4877 4899 4921 4942 4964 4986 5008 5029 5051 5073 5095 63 ° 4 7 11
    27 ° 5095 5117 5139 5161 5184 5206 5228 5250 5272 5295 5317 62 ° 4 7 11
    28 ° 5317 5340 5362 5384 5407 5430 5452 5475 5498 5520 5543 61 ° 4 8 11
    29 ° 5543 5566 5589 5612 5635 5658 5681 5704 5727 5750 0,5774 60 ° 4 8 12
    30 ° 0,5774 5797 5820 5844 5867 5890 5914 5938 5961 5985 6009 59 ° 4 8 12
    31 ° 6009 6032 6056 6080 6104 6128 6152 6176 6200 6224 6249 58 ° 4 8 12
    32 ° 6249 6273 6297 6322 6346 6371 6395 6420 6445 6469 6494 57 ° 4 8 12
    33 ° 6494 6519 6544 6569 6594 6619 6644 6669 6694 6720 6745 56 ° 4 8 13
    34 ° 6745 6771 6796 6822 6847 6873 6899 6924 6950 6976 0,7002 55 ° 4 9 13
    35 ° 0,7002 7028 7054 7080 7107 7133 7159 7186 7212 7239 7265 54 ° 4 8 13
    36 ° 7265 7292 7319 7346 7373 7400 7427 7454 7481 7508 7536 53 ° 5 9 14 °
    37 ° 7536 7563 7590 7618 7646 7673 7701 7729 7757 7785 7813 52 ° 5 9 14
    38 ° 7813 7841 7869 7898 7926 7954 7983 8012 8040 8069 8098 51 ° 5 9 14
    39 ° 8098 8127 8156 8185 8214 8243 8273 8302 8332 8361 0,8391 50 ° 5 10 15
    40 ° 0,8391 8421 8451 8481 8511 8541 8571 8601 8632 8662 0,8693 49 ° 5 10 15
    41 ° 8693 8724 8754 8785 8816 8847 8878 8910 8941 8972 9004 48 ° 5 10 16
    42 ° 9004 9036 9067 9099 9131 9163 9195 9228 9260 9293 9325 47 ° 6 11 16
    43 ° 9325 9358 9391 9424 9457 9490 9523 9556 9590 9623 0,9657 46 ° 6 11 17
    44 ° 9657 9691 9725 9759 9793 9827 9861 9896 9930 9965 1,0000 45 ° 6 11 17
    45 ° 1,0000 0035 0070 0105 0141 0176 0212 0247 0283 0319 0355 44 ° 6 12 18
    46 ° 0355 0392 0428 0464 0501 0538 0575 0612 0649 0686 0724 43 ° 6 12 18
    47 ° 0724 0761 0799 0837 0875 0913 0951 0990 1028 1067 1106 42 ° 6 13 19
    48 ° 1106 1145 1184 1224 1263 1303 1343 1383 1423 1463 1504 41 ° 7 13 20
    49 ° 1504 1544 1585 1626 1667 1708 1750 1792 1833 1875 1,1918 40 ° 7 14 21
    50 ° 1,1918 1960 2002 2045 2088 2131 2174 2218 2261 2305 2349 39 ° 7 14 22
    51 ° 2349 2393 2437 2482 2527 2572 2617 2662 2708 2753 2799 38 ° 8 15 23
    52 ° 2799 2846 2892 2938 2985 3032 3079 3127 3175 3222 3270 37 ° 8 16 24
    53 ° 3270 3319 3367 3416 3465 3514 3564 3613 3663 3713 3764 36 ° 8 16 25
    54 ° 3764 3814 3865 3916 3968 4019 4071 4124 4176 4229 1,4281 35 ° 9 17 26
    55 ° 1,4281 4335 4388 4442 4496 4550 4605 4659 4715 4770 4826 34 ° 9 18 27
    56 ° 4826 4882 4938 4994 5051 5108 5166 5224 5282 5340 5399 33 ° 10 19 29
    57 ° 5399 5458 5517 5577 5637 5697 5757 5818 5880 5941 6003 32 ° 10 20 30
    58 ° 6003 6066 6128 6191 6255 6319 6383 6447 6512 6577 6643 31 ° 11 21 32
    59 ° 6643 6709 6775 6842 6909 6977 7045 7113 7182 7251 1,7321 30 ° 11 23 34
    60 ° 1,732 1,739 1,746 1,753 1,760 1,767 1,775 1,782 1,789 1,797 1,804 29 ° 1 2 4
    61 ° 1,804 1,811 1,819 1,827 1,834 1,842 1,849 1,857 1,865 1,873 1,881 28 ° 1 3 4
    62 ° 1,881 1,889 1,897 1,905 1,913 1,921 1,929 1,937 1,946 1,954 1,963 27 ° 1 3 4
    63 ° 1,963 1,971 1,980 1,988 1,997 2,006 2,014 2,023 2,032 2,041 2,05 26 ° 1 3 4
    64 ° 2,050 2,059 2,069 2,078 2,087 2,097 2,106 2,116 2,125 2,135 2,145 25 ° 2 3 5
    65 ° 2,145 2,154 2,164 2,174 2,184 2,194 2,204 2,215 2,225 2,236 2,246 24 ° 2 3 5
    66 ° 2,246 2,257 2,267 2,278 2,289 2,3 2,311 2,322 2,333 2,344 2,356 23 ° 2 4 5
    67 ° 2,356 2,367 2,379 2,391 2,402 2,414 2,426 2,438 2,450 2,463 2,475 22 ° 2 4 6
    68 ° 2,475 2,488 2,5 2,513 2,526 2,539 2,552 2,565 2,578 2,592 2,605 21 ° 2 4 6
    69 ° 2,605 2,619 2,633 2,646 2,66 2,675 2,689 2,703 2,718 2,733 2,747 20 ° 2 5 7
    70 ° 2,747 2,762 2,778 2,793 2,808 2,824 2,840 2,856 2,872 2,888 2,904 19 ° 3 5 8
    71 ° 2,904 2,921 2,937 2,954 2,971 2,989 3,006 3,024 3,042 3,06 3,078 18 ° 3 6 9
    72 ° 3,078 3,096 3,115 3,133 3,152 3,172 3,191 3,211 3,230 3,251 3,271 17 ° 3 6 10
    73 ° 3,271 3,291 3,312 3,333 3,354 3,376 3 7 10
    3,398 3,42 3,442 3,465 3,487 16 ° 4 7 11
    74 ° 3,487 3,511 3,534 3,558 3,582 3,606 4 8 12
    3,630 3,655 3,681 3,706 3,732 15 ° 4 8 13
    75 ° 3,732 3,758 3,785 3,812 3,839 3,867 4 9 13
    3,895 3,923 3,952 3,981 4,011 14 ° 5 10 14
    tG. 60" 54" 48" 42" 36" 30" 24" 18" 12" 6" 0" cTG. 1" 2" 3"

    How to use brady's tables

    Consider the brady's table for sinuses and cosine. All that relates to sines is at the top and left. If we need cosines - we look at the right side at the bottom of the table.

    To find the values \u200b\u200bof the corner sinus, you need to find the intersection of a string containing a necessary number of degrees in an extremely left cell, and a column containing the required number of minutes in the upper cell.

    If the exact value of the angle is not in the Bradys table, resort to help amendments. Amendments for one, two and three minutes are given in the extreme right columns of the table. To find the sinus value of the angle, which is not in the table, we find the most close value to it. After that, add or take an amendment corresponding to the difference between the angles.

    In case we are looking for a sine angle, which is more than 90 degrees, you first need to use the formulas of bringing, and then the Bradys table.

    Example. How to use the brady's table

    Let it be necessary to find the sine angle of 17 ° 44. "On the table we find what is equal to the sine 17 ° 42" and add a correction for two minutes to its value:

    17 ° 44 "- 17 ° 42" \u003d 2 "(n e o b c o d and m and i p o p r a in k a) sin 17 ° 44" \u003d 0. 3040 + 0. 0006 \u003d 0. 3046.

    The principle of working with cosine, tangents and catangents are similar. However, it is important to remember about the amendment sign.

    Important!

    When calculating sinus values, the amendment has a positive sign, and when calculating the cosine, the amendment must be taken with a negative sign.

    If you notice a mistake in the text, please select it and press Ctrl + Enter

Table values \u200b\u200bof trigonometric functions

Note. In this table, the values \u200b\u200bof trigonometric functions use a sign √ to designate a square root. For the designation of the fraction - the symbol "/".

see also Useful materials:

For definitions of trigonometric function, Find it at the crossing line indicating the trigonometric function. For example, a sine of 30 degrees - we are looking for a column with the sin header (sinus) and we find the intersection of this table column with a string "30 degrees", you read the result on their intersection - one second. Similarly found cosine 60. degrees sinus 60. degrees (again, in the intersection of SIN column (sinus) and lines 60 degrees, we find the value Sin 60 \u003d √3 / 2), etc. Similarly, there are values \u200b\u200bof sinuses, cosine and tangents of other "popular" corners.

Sinus pi, cosine pi, tangent pi and other corners in radians

The cosine table below, sinuses and tangents are also suitable for finding the value of trigonometric functions, the argument of which set in radians. To do this, use the second column of the corner values. Due to this, you can translate the value of popular corners from degrees to radians. For example, we will find an angle of 60 degrees in the first row and read its value in radians under it. 60 degrees are equal to π / 3 radians.

The number Pi unambiguously expresses the dependence of the circumference length from the degree of the angle. Thus, Pi radians are 180 degrees.

Any number expressed through PI (radians) can be easily translated into a degree measure, replacing the number Pi (π) to 180.

Examples:
1. Sinus p..
SIN π \u003d SIN 180 \u003d 0
Thus, sinus pi is the same as the sinus is 180 degrees and it is zero.

2. Cosine P..
COS π \u003d COS 180 \u003d -1
Thus, cosine pi is the same as the cosine of 180 degrees and it is equal to minus one.

3. Tangent P.
TG π \u003d TG 180 \u003d 0
Thus, Tangent Pi is the same as the tangent 180 degrees and it is zero.

Table of sinus values, cosine, tangent for angles 0 - 360 degrees (frequent values)

the value of the angle α.
(degrees)

the value of the angle α.
in radians

(through the number Pi)

sin.
(sinus)
cos.
(cosine)
tG.
(tangent)
cTG.
(cotangent)
sEC.
(secant)
cosec.
(cosecant)
0 0 0 1 0 - 1 -
15 π / 12. 2 - √3 2 + √3
30 π / 6. 1/2 √3/2 1/√3 √3 2/√3 2
45 π / 4. √2/2 √2/2 1 1 √2 √2
60 π / 3. √3/2 1/2 √3 1/√3 2 2/√3
75 5π / 12. 2 + √3 2 - √3
90 π / 2. 1 0 - 0 - 1
105 7π / 12. -
- 2 - √3 √3 - 2
120 2π / 3. √3/2 -1/2 -√3 -√3/3
135 3π / 4. √2/2 -√2/2 -1 -1 -√2 √2
150 5π / 6. 1/2 -√3/2 -√3/3 -√3
180 π 0 -1 0 - -1 -
210 7π / 6. -1/2 -√3/2 √3/3 √3
240 4π / 3. -√3/2 -1/2 √3 √3/3
270 3π / 2. -1 0 - 0 - -1
360 2π. 0 1 0 - 1 -

If the table of trigonometric functions is values \u200b\u200binstead of the value of the function, the duct is specified (Tangent (TG) 90 degrees, Cotangent (CTG) 180 degrees) means with this value of the degree of the angle the function does not have a certain value. If the dummy is not - the cell is empty, then we have not yet made the desired value. We are interested in how users come to us and complement the table with new values, despite the fact that current data on cosine values, sinuses and tangents of the most common angles' values \u200b\u200bis quite enough to solve most of the tasks.

Table of values \u200b\u200bof trigonometric functions SIN, COS, TG for the most popular corners
0, 15, 30, 45, 60, 90 ... 360 degrees
(digital values \u200b\u200b"as on Brady's tables")

The value of the angle α (degrees) The value of the angle α in radians sin (sinus) COS (cosine) TG (Tangent) CTG (Cotangent)
0 0
15

0,2588

0,9659

0,2679

30

0,5000

0,5774

45

0,7071

0,7660

60

0,8660

0,5000

1,7321

7π / 18.

 


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