The trigonometric function is
.
The trigonometric function :
.
The length of opposite side to
is
.
The length of the hypotenuse is
.
Consider adjacent side as
.
Draw a right angle triangle using the above information.
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Pythagorean Theorem :
.

The length of adjacent side to
is
.
The trigonometric function :
.
.
The trigonometric function :
.
.
The trigonometric function :
.
.
The trigonometric function :
.
.
The trigonometric function :
.
.
.
.
.
.
.