Trigonometry
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Math U1 SA2
Last updated 3:18 AM on 3/22/26
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38 Terms
1
New cards
30°
π/6
2
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45°
π/4
3
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60°
π/3
4
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90°
π/2
5
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180°
π
6
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270°
3π/2
7
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360°
2π
8
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sin0
0
9
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sin30°
1/2
10
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sin45°
√2/2
11
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sin60°
√3/2
12
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sin90°
1
13
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cos0
1
14
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cos30°
√3/2
15
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cos45°
√2/2
16
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cos60°
1/2
17
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cos90°
0
18
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tan0
0
19
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tan30°
√3/3
20
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tan45°
1
21
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tan60°
√3
22
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tan90°
undefined
23
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csc
1/sinx
24
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sec
1/cosx
25
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cot
1/tanx = cosx/sinx
26
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radian↔degree
πrad = 180°
27
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sin π/6
1/2
28
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sin π/4
√2/2
29
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sinπ/3
√3/2
30
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sinπ/2
1
31
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cosπ/6
√3/2
32
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cosπ/4
√2/2
33
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cosπ/3
1/2
34
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cosπ/2
0
35
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tanπ/6
√3/3
36
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tanπ/4
1
37
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tanπ/3
√3
38
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tanπ/2
undefined
