8.1 Review Worksheet (continued)
8.1.2 Trigonometric Ratios Write each trigonometric ratio as a fraction and as a decimal rounded to the nearest hundredth. 14. cos D 15. tan D 16. tan F
17
F
D
8
15
E
17. cos F
18. sin F
19. sin D
Use a special right triangle to write each trigonometric ratio as a fraction. 20. tan 60 ° 21. sin 30º 22. cos 45 °
Use your calculator to find each trigonometric ratio. Round to the nearest hundredth. 23. tan 51 ° 24. sin 80º 25. cos 77 °
26. tan 14 °
27. sin 55 °
28. cos 48 °
Find each length. Round to the nearest hundredth. 29. PQ 30. AC
31. GH
P
B
G
19˚ 11 cm
19.2 in.
R
Q
11 ft
46°
C
A
34°
H
J
75
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