Common Angle and Values Flashcards
1
Q
Sin ϴ at 0°
A
0
2
Q
Sin ϴ at π/6 (30°)
A
1/2
3
Q
Sin ϴ at π/4 (45°)
A
1/√2 OR √2/2
4
Q
Sin ϴ at π/3 (60°)
A
√3/2
5
Q
Sin ϴ at π/2 (90°)
A
1
6
Q
Cos ϴ at 0
A
1
7
Q
Cos ϴ at π/6 (30°)
A
√3/2
8
Q
Cos ϴ at π/4 (45°)
A
1/√2 OR √2/2
9
Q
Cos ϴ at π/3 (60°)
A
1/2
10
Q
Cos ϴ at π/2 (90°)
A
0
11
Q
Tan ϴ at 0
A
0
12
Q
Tan ϴ at π/6 (30°)
A
1/√3 OR √3/3
13
Q
Tan ϴ at π/4 (45°)
A
1
14
Q
Tan ϴ at π/3 (60°)
A
√3
15
Q
Tan ϴ at π/2 (90°)
A
∞
