Unit Circle Flashcards
1
Q
pi/6
A
30 degrees, cos (sqrt 3/2), sin (1/2)
2
Q
pi/4
A
45 degrees, cos(sqrt2/2), sin (sqrt2/2)
3
Q
pi/3
A
60 degrees, cos(1/2), sin (sqrt3/2)
4
Q
pi/2
A
90 degrees, cos(0), sin (1)
5
Q
2pi/3
A
120 degrees, cos (-1/2), sin (sqrt3/2)
6
Q
3pi/4
A
135 degrees, cos (-sqrt2/2), sin (sqrt 2/2)
7
Q
5pi/6
A
150 degrees, cos (-sqrt 3/2), sin (1/2)
8
Q
pi
A
180 degrees, cos (-1) sin (0)
9
Q
7pi/6
A
270 degrees, cos (-sqrt3/2) sin (-1/2)
10
Q
5pi/4
A
225 degrees, cos (-sqrt2/2) sin (-sqrt 2/2)
11
Q
4pi/3
A
240 degrees, cos(-1/2) sin (-sqrt3/2)
12
Q
3pi/2
A
270 degrees, cos (0) sin (1)
13
Q
5pi/3
A
300 degrees, cos (1/2) sin (-sqrt3/2)
14
Q
7pi/4
A
315 degrees, cos(sqrt2/2) sin (-sqrt2/2)
15
Q
11pi/6
A
330 degrees cos (sqrt3/2) sin (-1/2)
