Radians to Degrees Converter
Convert angles between radians and degrees.
Radians3,1416 rad
Degrees180 °
Formula: ° = rad × 180 / π; rad = ° / 180 / π.
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How is this result calculated?
The conversion uses the full-turn relation: 2π radians = 360°, so 1 radian = 180 / π degrees.
Formula: ° = rad × 180 / π; rad = ° / 180 / π.
radians and degrees express the same quantity in two different unit systems. Use the left field to start from radians, or the right field to run the inverse calculation from degrees.
π radians is 180°.
Frequently asked questions
How do I convert radians to degrees?+
Multiply the value by 180 / π.
How do I convert degrees to radians?+
Divide the value by 180 / π.
Is conversion instant?+
Yes, you can type in either field and the other side updates immediately.
Conversion example+
π radians is 180°.