Angles
Degrees to radians
° → rad
90° = 1.57 rad
Radians to degrees
rad → °
1 rad = 57.3°
Degrees to gradians
° → gon
90° = 100 gon
Gradians to degrees
gon → °
100 gon = 90°
Arcminutes to degrees
′ → °
30′ = 0.5°
Degrees to arcminutes
° → ′
1.5° = 90′
Arcseconds to degrees
″ → °
3,600″ = 1°
Turns to degrees
turn → °
2.5 turns = 900°
Angle units at a glance
| Unit | Symbol | In degrees | Defined as |
|---|---|---|---|
| Degree | ° | 1 | 1/360 turn |
| Radian | rad | 57.29578 | 180°/π ≈ 57.2958° |
| Gradian | gon | 0.9 | 1/400 turn |
| Arcminute | ′ | 0.016667 | 1/60° |
| Arcsecond | ″ | 0.000278 | 1/60′ |
| Turn | turn | 360 | 360° |