Trigonometric Ratios in Exact Value Flashcards
Memorise the exact values of the main angles for each trigonometric ratio
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
∞
