Unit Circle Flashcards
1
Q
0° in radians
A
0 radians
2
Q
sin(0°)
A
0
3
Q
cos(0°)
A
1
4
Q
tan(0°)
A
0
5
Q
30° in radians
A
π/6
6
Q
cos(30°)
A
√3/2
7
Q
sin(30°)
A
1/2
8
Q
tan(30°)
A
√3/3
9
Q
45° in radians
A
π/4
10
Q
cos(45°)
A
√2/2
11
Q
sin(45°)
A
√2/2
12
Q
tan(45°)
A
1
13
Q
60° in radians
A
π/3
14
Q
cos(60°)
A
1/2
15
Q
sin(60°)
A
√3/2
16
Q
tan (60°)
A
√3
17
Q
90° in radians
A
π/2
18
Q
cos(90°)
A
0
19
Q
sin(90°)
A
1
20
Q
tan(90°)
A
undefined
21
Q
120° in radians
A
2π/3
22
Q
cos(120°)
A
-1/2
23
Q
sin(120°)
A
√3/2
24
Q
tan(120°)
A
-√3
25
Q
135° in radians
A
3π/4
26
Q
cos(135°)
A
-√2/2
27
Q
sin(135°)
A
√2/2
28
Q
tan(135°)
A
-1
29
Q
150° in radians
A
5π/6
