Trigonometry - Exact Values Flashcards
1
Q
What angles are used in the exact values of Trig?
A
0° 30° 45° 60° 90°
2
Q
What are Trig equations?
A
Sin
Cos
Tan
3
Q
For 0° what are the values for each equation?
A
sin = 0 cos = 1 tan = 0
4
Q
So for 0°, all the values are 0 except which one?
A
cos which is 1
5
Q
For 30°, what are the values for each equation?
A
sin = 1/2 cos = √3/2 tan = 1/√3
6
Q
For 45°, what are the values for each equation?
A
sin = 1/ √2 cos = 1/ √2 tan = 1/1 = 1
7
Q
For 45° two values are the same, which two are they?
A
sin and cos
1/ √2
8
Q
For 60°, what are the values of each equation?
A
sin = √3/2 cos = 1/2 tan = √3
9
Q
For 90°, what are the values for each equation?
A
sin = nothing cos = nothing tan = undefined
