Math.cos()

Get the cosine of a number in radians.

Signature

Math.cos(x: Number) => Number

Description

Gets the cosine of a number in radians.

Parameters

Parameter Type Required Description

x

Number

Yes

Number representing an angle in radians..

Return value

Type Description

Number

Cosine of x between -1 and 1, inclusive.

Examples

Math.cos(2 * Math.PI)
1.0

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