Exact Trig values Flashcards
1
Q
How to find sin, cos, tan 30 and 60
A
Use an equilateral triangle
2
Q
How to find sin, cos, tan 45
A
Use an isosceles triangle
3
Q
Sin 0
A
o
4
Q
Sin 30
A
1 over 2
5
Q
Sin 45
A
1 over the square root of 2
6
Q
Sin 60
A
Square root of 3 over 2
7
Q
Sin 90
A
1
8
Q
Cos 30
A
Square root of 3 over 2
9
Q
Cos 45
A
1 over the square root of 2
10
Q
Cos 60
A
1 over 2
11
Q
Cos 90
A
0
12
Q
Tan 30
A
1 over the square root of 3
13
Q
Tan 45
A
1 or 1 over 1
14
Q
Tan 60
A
Square root of 3 over 1
15
Q
Tan 90
A
Undefined
