Inverse Sine Calculator
Calculate the inverse sine (arcsin) of a value between -1 and 1, returning the angle in degrees or radians.
Published by:
isCalculator Editorial Team
Reviewed by:
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How to use this tool?
This calculator computes the inverse sine (arcsine) of a number. Follow these steps:
- Enter a value between -1 and 1 in the "Value" field (e.g.,
0.5). - Choose the output unit: Degrees or Radians.
- Click "Calculate".
- The result shows the angle whose sine equals your input. For example,
0.5in degrees gives30°.
Note: Input must be between -1 and 1. Invalid entries will show an error.
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Frequently Asked Questions
Inverse sine (arcsin) is the inverse function of sine. It returns the angle whose sine is a given number.
The output angle is between -90° and 90° (or -π/2 and π/2 radians).
No, inverse sine is only defined for inputs between -1 and 1 inclusive.
