Common Sine and Cosine Values from the Unit Circle (radians)
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Last updated 1:32 AM on 1/19/26
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34 Terms
1
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0
sin(0)
2
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1
cos(0)
3
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1/2
sin(π/6)
4
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√3/2
cos(π/6)
5
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√2/2
sin(π/4)
6
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√2/2
cos(π/4)
7
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√3/2
sin(π/3)
8
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1/2
cos(π/3)
9
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1
sin(π/2)
10
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0
cos(π/2)
11
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√3/2
sin(2π/3)
12
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-1/2
cos(2π/3)
13
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√2/2
sin(3π/4)
14
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-√2/2
cos(3π/4)
15
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1/2
sin(5π/6)
16
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-√3/2
cos(5π/6)
17
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0
sin(π)
18
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-1
cos(π)
19
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-1/2
sin(7π/6)
20
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-√3/2
cos(7π/6)
21
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-√2/2
sin(5π/4)
22
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-√2/2
cos(5π/4)
23
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-√3/2
sin(4π/3)
24
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-1/2
cos(4π/3)
25
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-1
sin(3π/2)
26
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0
cos(3π/2)
27
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-√3/2
sin(5π/3)
28
New cards
1/2
cos(5π/3)
29
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-√2/2
sin (7π/4)
30
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√2/2
cos (7π/4)
31
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-1/2
sin(11π/6)
32
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√3/2
cos(11π/6)
33
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0
sin(2π)
34
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1
cos(2π)
Note 
Flashcards (71)