Degrees to Radians
Radians to Degrees
Unit Circle (Degrees)
Unit Circle (Radians)
Basic Idea
100
45°
π/4
100
2π/3
120°
100
sin 150
1/2
100
sin 4π/3
-√3/2
100
Where is 3?
∏/3
200
150°
5π/6
200
4π/3
240°
200
cos 240
0
200
cos 5π/6
-√3/2
200
Where is 8?
∏
300
690°
11π/6
300
19π/6
210°
300
cos 420
√3/2
300
tan 11π/6
-1/√3
300
Where is 5?
2∏/3
400
337°
5.88
400
16
916.73°
400
tan 210
1/√3
400
sin 18π/6
-1
400
Where is 11?
4∏/3
500
-734
-12.8
500
3.4
194.8°
500
tan 480
-√3
500
tan -5π/3
1/√3
500
Where is 14?
7∏/4