# ASIN

## Content

This function calculates the arcsine, that is, the angle whose sine is the specified value.

## Syntax

`ASIN(value)`

## Arguments

[Required] For the argument, specify the sine of the angle you want to return, which must be a value between –1 and 1.

## Remarks

The result angle is in radians between –PI/2 and PI/2. If you want to convert the result to degrees, multiply the result by 180/PI.

## Examples

`ASIN(B3)`
`ASIN(R3C2)`
`ASIN(0.5)` gives the result 0.5235987756