Full file at https://testbankuniv.eu/Trigonometry-11th-Edition-Lial-Test-Bank
Answers to Chapter Test Forms CHAPTER 1, FORM A
CHAPTER 1, FORM B
1. 82°
1. 30°
2. 144°
2. 66°
3. 78°,112°
3. 47°, 43°
4. 130°,130°
4. 27°, 27°
5. 3.1 revolutions
5. 3.2 revolutions
6. 56.90°
6. 31.14°
7. 101.52°
7. 132.97°
8. 117.50°
8. 310.47°
9. 79° 1′ 12′′
9. 209° 38′ 24′′
10. 135°40′ 12′′
10. 216° 16′ 12′′
11. 59° 10′ 48′′
11. 59° 5′ 24′′
12. 130°
12. 75°
13. 163°
13. 262°
14. 115° 1′
14. 82° 10′
15. m = 6; n = 10
15. m = 15; n = 9
16. 36 ft
16. 3.82 in.; 5.55 in.
3 4 3 17. sin θ = ; cos θ = − ; tan θ = − 5 5 4
4 3 4 17. sin θ = − ; cos θ = ; tan θ = − 5 5 3
5 5 4 18. csc θ = ; sec θ = − ; cot θ = − 3 4 3
18. csc θ = −
19. 3
19. 1
20. 1
20. 0
21. 1
21. 1
3 5 22. tan α = − ; sec α = − 4 4
22. sin α = −
23. Possible 24. Possible 25. 0, 1, or –1
34 34 3 ; sec θ = − ; cot θ = 5 3 5
2 29 5 29 ; cos α = − 29 29
23. Impossible 24. Impossible 25. 0, 1, or –1
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Full file at https://testbankuniv.eu/Trigonometry-11th-Edition-Lial-Test-Bank