Angle
1 radian
- Angle
- rad
- SI
1 radian is a measurement of angle. That is 57.29578 degrees, or 0.159155 turns. Below it is converted into all 7 units Nerdulator knows for angle.
Common conversions
degrees57.29577951 °
turns0.15915494 turn
Every other unit of angle
About this quantity
CategoryAngle
Unitradian (rad)
SystemSI
In radians (the base unit)1 rad
DefinitionThe angle subtended at the centre of a circle by an arc equal in length to the radius. A full turn is 2π radians.derived from the SI base units
Double2 radians
Half0.5 radians
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