Unit Circle And Trig Graphs Test Review Sheet With Answers
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4Unit Circle & Trig Graphs Test Review
Part I. Radians and Degrees
Convert radians to degrees or degrees to radians.
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1. 35
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3. !
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4. 12.5 radians
2.
radians
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Part II. Unit Circle & Exact Values
5. Draw the sine/cosine table
Find the exact trig values of the following expressions. No calculators! (Evens only, odds for extra practice!)
6. sin - 270º
7. cos -390º
8. sin 180º
9. cos 135º
3
7
7
π
π
π
π
10. cos
11. sin
12. cos
13. sin
3
2
4
6
4
13
3
π
π
π
π
14. sin
15. cos
16. tan
17. tan
−
−
6
3
6
4
2
5
4
π
π
π
π
18. csc
19. sec
20. cot
21. sec
−
−
3
4
3
3
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