Trig 2 Flashcards
1
Q
sec^2 θ ≡ ?
A
1 + tan^2 θ
2
Q
cosec^2 θ ≡ ?
A
1 + cot^2 θ
3
Q
2 pi radians = ? degrees
A
360 degrees
4
Q
Circumference = 2 x pi x r
:. 2 pi radians = ?
A
360 degrees
5
Q
arc length formula = ?
A
rθ
6
Q
Sector area formula =
A
1/2 r^2 θ
