Angle units explained
| Unit | Symbol | Definition |
|---|---|---|
| Degree | ° | A degree is 1/360 of a full turn. |
| Radian | rad | A radian is the angle subtended by an arc equal in length to the radius; a full turn is 2π radians. |
| Gradian | gon | A gradian (gon) is 1/400 of a turn, used in surveying. |
| Arcminute | ′ | An arcminute is 1/60 of a degree. |
| Arcsecond | ″ | An arcsecond is 1/60 of an arcminute. |
All angle conversions
° to rad · ° to gon · rad to ° · rad to gon · gon to ° · gon to rad