Angle Converter

Convert between angle units

°
rad
grad
turn
'
"

Common Angles

Right Angle

90° = π/2 rad

Straight Angle

180° = π rad

Full Circle

360° = 2π rad

Acute Angle

0° - 90°

Angle Units

Degrees

Most common unit. A full circle is 360 degrees.

Radians

SI unit for angles. Used in mathematics and physics. 2π radians = 360°.