Page:Elements of the Differential and Integral Calculus - Granville - Revised.djvu/28

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4
DIFFERENTIAL CALCULUS

4. Natural Values of the trigonometric functions.

Angle in
Radians
Angle in
Degrees
Sin Cos Tan Cot Sec Csc
90°
180°
270°
360°
Angle in
Radians
Angle in
Degrees
Sin Cos Tan Cot Sec Csc
30°
45°
60°
90°
Angle in
Radians
Angle in
Degrees
Sin Cos Tan Cot
.0000 .0000 1.0000 .0000 90° 1.5708
.0175 .0175 .9998 .0175 57.290 89° 1.5533
.0349 .0349 .9994 .0349 28.636 88° 1.5359
.0524 .0523 .9986 .0524 19.081 87° 1.5184
.0698 .0698 .9976 .0699 14.300 86° 1.5010
.0873 .0872 .9962 .0875 11.430 85° 1.4835
.1745 10° .1736 .9848 .1763 5.671 80° 1.3963
.2618 15° .2588 .9659 .2679 3.732 75° 1.3090
.3491 20° .3420 .9397 .3640 2.747 70° 1.2217
.4363 25° .4226 .9063 .4663 2.145 65° 1.1345
.5236 30° .5000 .8660 .5774 1.732 60° 1.0472
.6109 35° .5736 .8192 .7002 1.428 55° .9599
.6981 40° .6428 .7660 .8391 1.192 50° .8727
.7854 45° .7071 .7071 1.0000 1.000 45° .7854
Cos Sin Cot Tan Angle in
Degrees
Angle in
Radians