Find the reference angle. 1. 2 . 3. 4. 2003 -215: 191 12 5. -130 6. 2309 13x 9 8. am Find the exact value. 9. sin 90% = 10. cos 1209 = 11. tan 450 = 12. tan 1200 = 13. cos 2250 = 14. sin 135' = 15. sin 330' = 16. tan 315' = 17. cos 240' = 18. sin(-2259) = 19. cos (-2409) = 20. tan (- 3009) = 21. sec (1809) = 22. csc (-2709) = 23. cot (-3159) = Find the exact value. 24. sin = = 25. tan- = 26. cos-= 27. cost = 28. cos= = 29. tan n = 30. sin = = 31. cos-= 32. sin -= 33. tan- = 34. sin(-n) = 35. tan (-) = 36. cos (-3) = 37. sec (-=) = 38. sin (-) =If 0'