Convert Degrees to Radians

Instantly convert degrees (°) to radians (rad). Bidirectional, accurate, and free.

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Quick answer: 1 degree = 0.0175 radians. Formula: radians = degrees × 0.0175.

How to convert degrees to radians

To convert degrees to radians, use the formula radians = degrees × 0.0175. For example, 2 degrees equals 0.0349 radians. Type any number into the calculator above and the result appears instantly — you can also type into the radians box to convert the other way.

Degrees to Radians conversion chart

DegreesRadians
1 °0.0175 rad
30 °0.5236 rad
45 °0.7854 rad
60 °1.0472 rad
90 °1.5708 rad
120 °2.0944 rad
180 °3.1416 rad
360 °6.2832 rad

Frequently asked questions

How many radians are in a degree?

There are 0.0175 radians in one degree. To convert any value, apply the formula radians = degrees × 0.0175.

What is the formula to convert degrees to radians?

The formula is radians = degrees × 0.0175. Enter a value above and the result updates instantly in both directions.

Is this ° to rad converter accurate?

Yes. It uses the exact internationally-defined conversion factor, so results match official standards to several decimal places.

Can I convert radians back to degrees?

Yes — the converter is bidirectional. Type in either box and the other updates automatically using the inverse formula.

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