Unit Circle Flashcards
1
Q
Coordinate of Sin θ on the unit circle
A
y/1 or y
2
Q
Coordinate of cos θ on the unit circle
A
x/1 or x
3
Q
Coordinate of Tan θ on the unit circle
A
y/x
4
Q
Identity of Tan θ ?
A
cos θ
5
Q
Identity of Sin θ?
A
Tan θ * cos θ
6
Q
Cos ^2 θ + sin ^2 θ=
A
1
7
Q
1+ Tan ^2 θ=
A
sec^2 θ
8
Q
Cot^2 θ +1 =
A
Csc^2 θ
9
Q
sec θ?
A
cos θ
10
Q
csc θ?
A
sin θ
11
Q
cot θ?
A
1 Cos θ
— OR ————
tan θ sin θ
