Degrees → radians
Convert a measurement from ° to rad using an explicit conversion factor.
How do I use this calculator?
Enter the measurement in the unit shown on the left. The result uses the unit shown on the right. The conversion factor or relationship remains visible below so you can check the conversion.
The formula
Value in rad = value in ° × 0.0174532925199.
One full turn is 360 degrees or 2π radians.
A practical example
Here is the calculation with the values shown on opening. You can restore them with the reset button.
| Value in ° | 180 ° |
|---|---|
| Converted value | 3.141593 rad |
The result corresponds to these inputs and the stated formula. Displayed decimals are rounded to at most six places; calculations retain the available precision until display.
Frequently asked questions
How can I check the result?
Use the formula “Value in rad = value in ° × 0.0174532925199.” with your own values. First check the units and stated conditions, then compare your result with the tool.
Are my data saved?
The entered values are used only for the calculation in your browser. The application does not send them to a calculation service or retain them after reload. See the privacy policy for hosting operations.
Why does the calculator show an error?
An empty field, division by zero or a value incompatible with the formula may prevent calculation. The message explains the correction needed. You may use a dot or comma for decimals.
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Texte : Degrees → radians · https://eseogen.com/calculatrices/degres-radians/?mp_lang=en