Angle Converter Online - Degrees to Radians, Gradians and Turns

Convert a degree value into radians, gradians and full turns instantly in your browser.

About this tool

The input is always interpreted as degrees and converted with exact ratios involving pi, 400 gradians per turn and 360 degrees per turn.

How to use

  1. Enter the value in the format described by the tool.
  2. Run the conversion or calculation in your browser.
  3. Review and copy the generated result.

Features

  • Degrees and radians.
  • Gradians and turns.
  • Supports negative and decimal degrees.

Common use cases

  • Convert geometry calculations.
  • Prepare rotation values for code.
  • Compare angle unit systems.

Common issues and tips

  • Input is always degrees.
  • Floating-point results can contain many decimal places.

Privacy

Processing runs locally in your browser. Input is not uploaded to Tools12345.

Frequently asked questions

What is the input unit?

Degrees.

How many radians are in 180 degrees?

Pi radians.

How many gradians are in a full turn?

400.

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