Arcsin Calculator

Online arcsin(x) calculator. Inverse sine calculator.

In order to calculate arcsin(x) on the calculator:

1. Enter the input value.
2. Select result type of degrees (º) or radians (rad) in the right combo box.
3. Press the  =  button to calculate the result.

	arcsin						ºrad

Arcsine definition

The arcsine function is the inverse function of y = sin(x).

arcsin(y) = sin^-1(y) = x + 2kπ

For every

k = {...,-2,-1,0,1,2,...}

 

For example, If the sine of 30º is 0.5:

sin(30º) = 0.5

Then the arcsine of 0.5 is 30º:

arcsin(0.5) = sin^-1(0.5) = 30º

Arcsine table

y	x = arcsin(y)
	degrees	radians
-1	-90º	-π/2
-0.8660254	-60º	-π/3
-0.7071068	-45º	-π/4
-0.5	-30º	-π/6
0	0º	0
0.5	30º	π/6
0.7071068	45º	π/4
0.8660254	60º	π/3
1	90º	π/2

 

Sine calculator ►

 

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See also

• Sine calculator
• Cosine calculator
• Tangent calculator
• Arccos calculator
• Arctan calculator