pi
Chat with our AI personalities
radian = 180/2pi degrees
Degrees = (180/pi)*Radians
A radian is 180/pi degrees, or about 57 degrees
180 degrees = 1 pi radian. That means that there are 2 pi radians in a circle. Divide the number of degrees by 180 and you get the pi radians. You can also multiply the pi radians by 180 and get the number of degrees.
A radian is exactly 180 / pi degrees, approximately 57.30 degrees.