0 / 2pi
(1, 0)
Pi/6
(Rad3 / 2, 1/2)
Pi/4
(Rad2 / 2, Rad2 /2)
Pi/3
(1/2, rad3 / 2)
Pi/2
(0,1)
2pi / 3
(-1/2, rad3 / 2)
3pi / 4
(-rad2 / 2, rad2 / 2)
5pi / 6
(-rad3 / 2, 1/2)
Pi
(-1, 0)
7pi / 6
(-rad3 / 2, -1/2)
5pi / 4
(-rad2 / 2, -rad2 / 2)
4pi / 3
(-1/2, -rad3 / 2)
3pi / 2
(0, -1)
5pi / 3
(1/2, -rad3 / 2)
7pi / 4
(rad2 / 2, -rad2 / 2)
11pi /6
(Rad3 / 2, -1/2)
pi/6
30 degrees
pi/4
45 degrees
pi/3
60 degrees
pi/2
90 degrees
2pi / 3
120 degrees
3pi / 4
135 degrees
5pi / 6
150 degrees
pi
180 degrees