Sine and Cosine of Unit Circle Points
cos(-3pi/4)
-√2/2
cos(-5pi/4)
-√2/2
cos(3pi/4)
-√2/2
cos(5pi/4)
-√2/2
sin(-3pi/4)
-√2/2
sin(-pi/4)
-√2/2
sin(5pi/4)
-√2/2
sin(7pi/4)
-√2/2
cos(-5pi/6)
-√3/2
cos(-7pi/6)
-√3/2
cos(5pi/6)
-√3/2
cos(7pi/6)
-√3/2
sin(-2pi/3)
-√3/2
sin(-pi/3)
-√3/2
sin(4pi/3)
-√3/2
sin(5pi/3)
-√3/2
cos(-3pi/2)
0
cos(-pi/2)
0
cos(3pi/2)
0
cos(pi/2)
0
sin(-pi)
0
sin(0)
0
sin(pi)
0
cos(0)
1
sin(-3pi/2)
1
sin(pi/2)
1
cos(-5pi/3)
1/2
cos(-pi/3)
1/2
cos(5pi/3)
1/2
cos(pi/3)
1/2
sin(-11pi/6)
1/2
sin(-7pi/6)
1/2
sin(5pi/6)
1/2
sin(pi/6)
1/2
cos(-7pi/4)
√2/2
cos(-pi/4)
√2/2
cos(7pi/4)
√2/2
cos(pi/4)
√2/2
sin(-5pi/4)
√2/2
sin(-7pi/4)
√2/2
sin(3pi/4)
√2/2
sin(pi/4)
√2/2
cos(-11pi/6)
√3/2
cos(-pi/6)
√3/2
cos(11pi/6)
√3/2
cos(pi/6)
√3/2
sin(-4pi/3)
√3/2
sin(-5pi/3)
√3/2
sin(2pi/3)
√3/2
sin(pi/3)
√3/2
cos(pi)
-1
sin(-pi/2)
-1
sin(3pi/2)
-1
cos(-2pi/3)
-1/2
cos(-4pi/3)
-1/2
cos(2pi/3)
-1/2
cos(4pi/3)
-1/2
sin(-5pi/6)
-1/2
sin(-pi/6)
-1/2
sin(11pi/6)
-1/2
sin(7pi/6)
-1/2