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Unit Circle RWS Preparing for Quiz Wednesday, ______________________________ #1-4, State the quadrant where the angle lies. 1. 3 π 5 2. - 290º 3. 7π 3 4. 185º #5-8, Find the reference angle. 5. 7π 10 6. 133º 7. π 9 8. 200º #9-12, Find a positive and negative coterminal angle. 9. π 7 10. -100º 11. 3 π 5 12. 200º #13-16, Convert the degrees to radian and radians to degrees. Answer in exact form (no decimals) . 13. 2π 9 14. 320º 15. 3 π 5 16. 65º #17-26, Find one solution in exact form without using a calculator. 17. Sin 240º 18. Cos π 4 19. Tan -120º 20. Sin 15 π 4 21. Tan 225º 22. Sin θ = 2 2 23. Cos θ = 3 2 24. Tan θ = 3 25. Tan θ = -1 26. Sin θ = 1 2 27. Sketch the angle in standard position. a. 2 radians b. -3 radians
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### Transcript of Unit Circle RWS Preparing for Quiz...

Unit Circle RWS Preparing for Quiz Wednesday, ______________________________ #1-4, State the quadrant where the angle lies.

1. 3π5

2. - 290º 3. − 7π3

4. 185º

#5-8, Find the reference angle.

5. − 7π10

6. 133º 7. π9

8. 200º

#9-12, Find a positive and negative coterminal angle.

9. π7

10. -100º

11. 3π5

12. 200º

#13-16, Convert the degrees to radian and radians to degrees. Answer in exact form (no decimals) .

13. 2π9

14. 320º 15. 3π5

16. 65º

#17-26, Find one solution in exact form without using a calculator.

17. Sin 240º 18. Cos −π4

19. Tan -120º 20. Sin 15π4

21. Tan 225º 22. Sin θ = 22

23. Cos θ = − 32

24. Tan θ = − 3

25. Tan θ = -1 26. Sin θ = −12

27. Sketch the angle in standard position. a. 2 radians b. -3 radians