1
Q
the angle for cos = sqrt(3)/2
A
11π/6
π/6
2
Q
the angle for cos=1
A
0
3
Q
the angle for cos = 0
A
π/2
3π/2
4
Q
the angle for cos = 1/2
A
π/3
5π/3
5
Q
the angle for cos = sqrt(2)/2
A
π/4
7π/4
6
Q
the angle for cos = -sqrt(3)/2
A
5π/6
7π/6
7
Q
the angle for cos = -sqrt(2)/2
A
3π/4
5π/4
8
Q
the angle for cos = -1
A
π
Unit Circle values
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