Excel ASIN function

Description

The ASIN function calculates the arcsine of a give number, and returns an angle which is in radians between -π/2 and π/2.

Syntax and arguments

Formula syntax

=ASIN(number)

Arguments

Number: Required. The ration of the opposite side over the hypotenuse of a right triangle which must be from -1 to 1.

Return Value

The ASIN function returns an angle of triangle in radian.

Usage and Examples

Take 0.2 for instance.

To return an angle in radian

Formula

=ASIN(0.2)

Return: 0.20136

To return an angle in degrees

Formula

=ASIN(0.2)*180/PI()
or
=DEGREES(ASIN(0.2))

Return: 11.537

Download Sample File

Relative Functions:

Excel COS Function
The COS function returns the cosine of an angle given in radians.

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