Radians to Degrees Calculator

Convert angle measurements from radians to degrees.

For simple angle conversions; rounding may occur.

Examples

  • 1 rad ⇒ 57.2958 °
  • 3.1416 rad ⇒ 180 °

FAQ

What is a radian?

A radian is the angle created when the arc length equals the radius.

Can I convert degrees to radians with this?

This calculator converts only radians to degrees.

Are decimals allowed?

Yes, you can enter any numeric value.

Additional Information

  • There are 2π radians in a full circle.
  • Degrees and radians are common angle units.

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Reinforce ISO 80000-2 angular notation

Visit our ISO 80000-2 guide to review how radians, vector symbols, and other dimensionless quantities are formalized for consistent engineering documentation.

Deepen your radian intuition

Explore the radian explainer for the full geometric definition, and link it with the steradian guide when your projects extend into photometry or 3D orientation. For logarithmic control metrics, check the decibel article so phase, gain, and angular frequency share the same ISO-backed notation.