Unit Circle and Reference Triangle Review Flashcards
1
Q
For pi/6, pi/3, 3pi/2
A
Long side = (3^1/2)/2, Short side = (1/2), Hypotenuse = 1…..
2
Q
pi/4, 3pi/4, 5pi/4
A
Sides = (2^1/2)/2
3
Q
sin=?
A
y
4
Q
cos=?
A
x
5
Q
tan=?
A
y/x
6
Q
csc=?
A
1/y
7
Q
sec=?
A
1/x
8
Q
cot=?
A
x/y
9
Q
Where is arccos?
A
Quadrants 1 and 2
10
Q
Arcsin?
A
Quadrants 1 and 4
11
Q
Arctan?
A
Quadrants 1 and 4
12
Q
Arcsec?
A
Quadrants 1 and 2
13
Q
Arccsc?
A
Quadrants 1 and 4
14
Q
Arccot?
A
Quadrants 1 and 2
