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Angle Converter

Convert degrees to radians, gradians, arcminutes, arcseconds and turns.

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How to use the Angle Converter

  1. 1

    Enter an angle.

  2. 2

    Choose the units to convert between.

  3. 3

    Read the result or compare all units.

Frequently asked questions

How do I convert degrees to radians?

Multiply by π ÷ 180. For example, 180° is π (about 3.14159) radians.

What is a gradian?

A gradian (gon) is 1/400 of a full turn, so a right angle is 100 gradians.