Radians to Degrees converter (rad to °)
Convert Radians (rad) to Degrees (°) with this free calculator. Type a value, press Convert, and the page applies the same factor shown in the formula below — no rounded shortcut, and nothing is stored on a server.
How to convert Radians to Degrees
Multiply radians by 180/π to convert to degrees.
deg = rad × 180/π
Multiply by 180/π:
Example: Convert π rad to degrees:
π × 180/π = 180°
What is a Radians?
The Radians (rad) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
What is a Degrees?
The Degrees (°) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
This page converts number systems from Radians into Degrees. One rad equals 57.295779513 °.
Radians to Degrees conversion table
Common rad values and the matching ° result, calculated with the same factor as the widget. Highlight a nearby row if you want a quick check without entering a number.
| Radians (rad) | Degrees (°) |
|---|---|
| 0 rad | 0 ° |
| 0.5236 rad | 30.000070153 ° |
| 0.7854 rad | 45.00010523 ° |
| 1.0472 rad | 60.000140306 ° |
| 1.5708 rad | 90.000210459 ° |
| 2.0944 rad | 120.000280612 ° |
| 3.1416 rad | 180.000420918 ° |
| 4.7124 rad | 270.000631377 ° |
| 6.2832 rad | 360.000841837 ° |
How this calculator works
The form on this page is a Radians-to-Degrees converter. After you enter a number, JavaScript multiplies or rearranges it with the published conversion factor and writes the ° result in the output box. The step-by-step panel repeats the arithmetic so you can copy it into homework or a spreadsheet.
Reviewed by Hamsen, founder of GigaTables and a biology engineer. See the about page for how formulas are checked before a tool is published.
FAQ
How many ° are in 1 rad?
1 rad = 57.295779513 °.
How do I convert Radians to Degrees?
Multiply by 180/π:
Is this rad to ° converter free?
Yes. GigaTables calculators are free to use in a browser. You do not need an account, and the values you type are not uploaded.