7.4 Flashcards
Trig functions of any angle
1
Q
sin (a,b,r)
A
b/r
2
Q
cos (a,b,r)
A
a/r
3
Q
tan (a,b,r)
A
b/a
4
Q
csc (a,b,r)
A
r/b
5
Q
sec (a,b,r)
A
r/a
6
Q
cot (a,b,r)
A
a/b
7
Q
Two angles that have the same terminal side are ______.
A
coterminal
8
Q
In quadrant 1 which are positive?
A
All
9
Q
In quadrant 2 which are positive?
A
Sin, Csc
10
Q
In quadrant 3 which are positive?
A
Tan,cot
11
Q
In quadrant 4 which are positive?
A
Cos, sec
