Degrees to Radians Converter

Enter degrees to convert to radians (e.g. 180° → π rad). Use Swap to reverse.

Degrees (°)

Radians (rad)

Degrees to Radians Formula

radians = degrees × (π / 180) degrees = radians × (180 / π) π ≈ 3.14159265358979

Examples:

180° = 180 × π/180 = π ≈ 3.14159 rad 90° = 90 × π/180 = π/2 ≈ 1.5708 rad 360° = 360 × π/180 = 2π ≈ 6.2832 rad 1° = 1 × π/180 ≈ 0.01745 rad

Degrees	Radians (exact)	Radians (decimal)