Trigonometry Online Exam

1. 1What is the amplitude of the function?
   y=-2cos(x+30°)+1

   1. A1
   2. B2
   3. C3
   4. D-1
2. 2What is the period of the function?
   y=-2cos(x+30°)+1

   1. A2π
   2. Bπ/2
   3. Cπ
   4. Dπ/6
3. 3What is the horizontal shift of the function?
   y=-2cos(x+30°)+1
   

   1. A30° to the right
   2. B360° to the left
   3. C60° to the left
   4. D30° to the left
4. 4What is the vertical shift of the function?
   y=-2cos(x+30°)+1
   

   1. A0 unit downward
   2. B1 unit downward
   3. C1 unit upward
   4. D2 units downward
5. 5What is the amplitude of the function?
   y=2cos(x)+3
   

   1. A1
   2. B2
   3. C3
   4. D-1
6. 6What is the period of the function?
   y=2cos(x)+3
   

   1. A2π
   2. Bπ
   3. Cπ/2
   4. Dπ/6
7. 7What is the horizontal shift of the function?
   y=2cos(x)+3
   

   1. A30° to the right
   2. B360° to the left
   3. C60° to the left
   4. Dzero
8. 8What is the vertical shift of the function?
   y=2cos(x)+3
   

   1. A0 unit
   2. B1 unit downward
   3. C3 units upward
   4. D2 units upward
9. 9In which quadrant does the terminal side of 1611 lie?

   1. AQI
   2. BQII
   3. CQIII
   4. DQIV
10. 10If sin θ = -4/5 and θ terminates on QIV, then cot θ is

    1. A-3/4
    2. B4/3
    3. C3/4
    4. D-4/3

11. 11Identify the quadrant in which angle θ lies if the value of sin θ <0 and cos θ >0

    1. AQIII
    2. BQI
    3. CQIV
    4. DQII
12. 12Express as a function of θ :
    tan(1620° - θ)

    1. Acotθ
    2. B-cotθ
    3. C-tanθ
    4. Dtanθ
13. 13Express as a function of θ :
    sec(450° - θ)

    1. A-cscθ
    2. Bcscθ
    3. Csecθ
    4. D-secθ
14. 14identify the reference angle with respect to x-axis:
    tan(-510°)

    1. Atan30°
    2. Btan60°
    3. Ccot30°
    4. Dcot60°
15. 15Identify the reference angle with respect to x-axis:
    cos(870°)

    1. Acos60°
    2. Bsin60°
    3. Csin30°
    4. Dcos30°
16. 16Convert the following to radians:
    20°
    

    1. Aπ/90
    2. Bπ/60
    3. Cπ/6
    4. Dπ/80
17. 17Convert the following to radians:
    -135°

    1. A-5π/6
    2. B-3π/4
    3. C-2π/7
    4. D-2π
18. 18Convert the following to radians:
    1080°

    1. A3π/4
    2. B6π
    3. C5π/7
    4. D2π/5
19. 19Convert the following to radians:
    30°30'

    1. A61π/360
    2. B54π/180
    3. C2π/360
    4. D45π/180
20. 20Convert the following to radians:
    40°60'

    1. A89π/360
    2. B41π/180
    3. C54π/180
    4. D12π/360
21. 21Convert the following to degrees: °
    9π/6

    1. A270°
    2. B180°
    3. C95°
    4. D60°
22. 22Convert the following to degrees:
    4π/5

    1. A360°
    2. B144°
    3. C180°
    4. D270°
23. 23Convert the following to degrees:
    10π/3

    1. A270°
    2. B600°
    3. C360°
    4. D180°
24. 24Convert the following to degrees:
    3π/4

    1. A135°
    2. B185°
    3. C270°
    4. D65°
25. 25Convert the following to degrees:
    2π

    1. A360°
    2. B270°
    3. C90°
    4. D180°
26. 26Given the right triangle,
    A = 41° 12' 36"
    C = 90°
    b = 12.37
    What is angle B?
    

    1. A36° 27' 15"
    2. B48° 27' 24"
    3. C50° 25' 10"
    4. D69° 34' 18"
27. 27Given the right triangle,
    A = 41° 12' 36"
    C = 90°
    b = 12.37
    What is side a?
    

    1. A4.34
    2. B11.45
    3. C8.10
    4. D10.88
28. 28Given the right triangle,
    A = 41° 12' 36"
    C = 90°
    b = 12.37
    What is side c?

    1. A16.47
    2. B12.16
    3. C11.45
    4. D17.89
29. 29Given the right triangle,
    a = 14.73
    C = 90°
    b = 18.91
    What is side c?

    1. A32.97
    2. B24.45
    3. C23.97
    4. D26.12
30. 30Given the right triangle,
    a = 14.73
    C = 90°
    b = 18.91
    What is angle A?

    1. A36/90
    2. B37.92
    3. C43.55
    4. D54.54
31. 31Given the right triangle,
    a = 14.73
    C = 90°
    b = 18.91
    What is angle B?

    1. A52.08
    2. B54.54
    3. C60.78
    4. D50.21

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Trigonometry Online Exam

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