Trigonometric Ratios Flashcards
1
Q
sin 0°
A
0
2
Q
sin 30°
A
1/2
3
Q
sin 45°
A
1/√2
4
Q
sin 60°
A
√3/2
5
Q
sin 90°
A
1
6
Q
cos 0°
A
1
7
Q
cos 30°
A
√3/2
8
Q
cos 45°
A
1/√2
9
Q
cos 60°
A
1/2
10
Q
cos 90°
A
0
11
Q
tan 0°
A
0
12
Q
tan 30°
A
1/√3
13
Q
tan 45°
A
1
14
Q
tan 60°
A
√3
15
Q
tan 90°
A
N.D.
16
Q
cosec 0°
A
N.D.
17
Q
cosec 30°
A
2
18
Q
cosec 45°
A
√2
19
Q
cosec 60°
A
2/√3
20
Q
cosec 90°
A
1
21
Q
sec 0°
A
1
22
Q
sec 30°
A
2/√3
23
Q
sec 45°
A
√2
24
Q
sec 60°
A
2
25
sec 90°
N.D.
26
cot 0°
N.D.
27
cot 30°
√3
28
cot 45°
1
29
cot 60°
1/√3
30
cot 90°
0
