Radiology & Specialty
Angle Converter
Degrees, radians, gradians, arcminutes, arcseconds, turns and mils for maths, maps, optics and navigation.
That is below absolute zero (−273.15 °C), which isn’t physically possible.
1 Degree = 0.01745329252 Radians
Formula: divide the angle value by 57.29577951
1 ° in every angle unit
Tap a row to convert to that unit.
How to convert angle units
Degrees, radians, gradians, arcminutes, arcseconds, turns and mils for maths, maps, optics and navigation. Every conversion goes through one base unit, the radian, using exact factors, so results don’t drift.
Degrees to radians (° to rad)
To convert degrees to radians, divide by 57.29577951. 1 degree = 0.01745329 radians.
| ° | rad |
|---|---|
| 1 ° | 0.01745329 rad |
| 2 ° | 0.03490659 rad |
| 5 ° | 0.08726646 rad |
| 10 ° | 0.1745329 rad |
| 20 ° | 0.3490659 rad |
| 50 ° | 0.8726646 rad |
| 100 ° | 1.745329 rad |
Radians to degrees (rad to °)
To convert radians to degrees, multiply by 57.29577951. 1 radian = 57.29578 degrees.
| rad | ° |
|---|---|
| 1 rad | 57.29578 ° |
| 2 rad | 114.5916 ° |
| 5 rad | 286.4789 ° |
| 10 rad | 572.9578 ° |
| 20 rad | 1,145.916 ° |
| 50 rad | 2,864.789 ° |
| 100 rad | 5,729.578 ° |
Degrees to gradians (° to grad)
To convert degrees to gradians, divide by 0.9. 1 degree = 1.111111 gradians.
Arcminutes to degrees (′ to °)
To convert arcminutes to degrees, divide by 60. 1 arcminute = 0.01666667 degrees.