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Angle Converter

Angle converter for geometry and trigonometry — degrees, radians, and gradians.

All Angle Units

UnitSymbolDefinition
Degree°One 360th of a full rotation.
RadianradThe SI unit of angle, where one full rotation equals 2π radians.
GradiangradOne 400th of a full rotation, so a right angle is 100 gradians.
Arcminute'One 60th of a degree.
Arcsecond"One 60th of an arcminute, or 1/3600 of a degree.

Common Angle Conversions