cos

math

Calculates the cosine of an angle in radians

Syntax

cos(number)

number (number)

The angle in radians

number

The cosine of the angle

Input:

0 | cos

Output:

Input:

pi | cos

Output:

-1

Input:

cos(pi / 3)

Output:

0.5

The cos() function calculates the cosine of an angle provided in radians.

Use cos() for trigonometric calculations, wave functions, or geometric computations. Remember that input must be in radians.