1
Q
cos (0)
A
1
2
Q
sin (0)
A
0
3
Q
tan (0)
A
0
4
Q
cos (π/6)
A
√3/2
5
Q
sin (π/6)
A
1/2
6
Q
tan (π/6)
A
√3/3
7
Q
cos (π/4)
A
√2/2
8
Q
sin (π/4)
A
√2/2
9
Q
tan (π/4)
A
1
10
Q
cos (π/3)
A
1/2
11
Q
sin (π/3)
A
√3/2
12
Q
tan (π/3)
A
√3
13
Q
cos (π/2)
A
0
14
Q
sin (π/2)
A
1
15
Q
tan (π/2)
A
undefined
16
Q
cos (π)
A
-1
17
Q
sin (π)
A
0
18
Q
tan (π)
A
0
19
Q
cos (3π/4)
A
0
20
Q
sin (3π/4)
A
-1
21
Q
tan (3π/4)
A
undefined
Advanced Precalculus
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