1. Unit Circle Review
Degrees and Radians

2. Click on the degree measure to reveal the radian equivalent.

3. /2 2/3 /3 3/4 /4 5/6 /6 7/6 11/6 5/4 7/4 4/3 5/3 3/2 90
120
60
3/4
/4
135
45
5/6
150
/6
30 0 
180
360 2
7/6
210
330
11/6
225
315
5/4
7/4
240
300
4/3
270
5/3
3/2

4. Degrees and Ordered Pairs
Unit Circle Review
Degrees and Ordered Pairs

5. Click on the degree measure to reveal the corresponding ordered pair.

6. (0,1)
(-1/2, 3/2)
(1/2, 3/2)
90
120
60
(-2/2,2/2)
(2/2,2/2)
135
45
150
(3/2,1/2)
(-3/2,1/2)
30
(1,0) 0
(-1,0)
180
360
(1,0)
(-3/2,-1/2)
210
330
(3/2,-1/2)
225
315
(- 2/2, -2/2)
(2/2, -2/2)
240
300
(- 1/2, - 3/2)
(1/2, - 3/2)
270
(0,-1)

7. Unit Circle Review
Degrees and Tangents

8. Click on the degree measure to reveal the corresponding ordered pair.

9. T = undef.
90
T = -3
T = 3
120
60
T = -1
T = 1
135
45
T = -3/3
150
T = 3/3
30
T = 0 0
T = 0
180
360
T = 0
T = 3/3
210
330
T = -3/3
225
315
T = 1
T = -1
240
300
T = 3
T = -3
270
T = undef.