Radians to Degrees Converter

Convert radians (rad) to degrees (°). Includes rounding controls, common reference angles, and input validation.

Enter radians then convert. Press Ctrl/Cmd + Enter.

Result will appear here.
Reference Radians Degrees

Privacy: runs locally in your browser. No inputs are stored or transmitted.

How it works

Degrees = radians × 180 / π
Reverse: Radians = degrees × π / 180

Examples

  • π rad = 180°
  • π/2 rad = 90°
  • 2π rad = 360°

FAQ

  • What is the formula for radians to degrees?

    Degrees = radians × 180 / π.

  • What is π radians in degrees?

    π radians equals 180 degrees.

  • Can radians be negative?

    Yes. Negative radians are supported and often indicate clockwise or reverse rotation.

  • Are my inputs stored?

    No. All calculations run locally in your browser.

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