jjone42: degree measure in radians
330
360 degrees = 2pi radians
180 degrees = pi radians
divide both sides by 180 and you get
180/180 degrees = pi / 180 radians
1 degree = pi / 180 radians
so
330 degrees = 330* pi / 180 radians
330 degrees = 33pi/18 radians.
