Second Year Algebra 2

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Course Name: Second Year Algebra 2 Student: Isabel Borges Course ID: MTHH040059 ID: B77651012 Submittal: 59 Progress Test 3 Although the progress test is similar in style to the unit evaluations, the progress test is a closed-book test. It is important that you do your own work. Select the response that best completes the statement or answers the question. Your graphing calculator may be used on this progress test. You may also use scratch paper to work out the solutions. ____ 1. How many cycles does the sine function, y = sin 5θ, have in the interval from 0 to 2 a. b. c. d. ____ 2. 2 3 4 5 Write this measure in degrees: a. b. c. d. radians. 180° 150° 300° 15° ____ 3. is a right triangle with m = 90°. RS = 30, cos R = ; Find sin R. a. b. c. d. ____ 4. How many cycles does the sine function have in the interval 0 to 2 a. b. c. d. 0 1 2 3 ? ? ____ 5. Identify the domain and range of this function: y = −cos 2θ. a. b. c. d. ____ 6. Identify the amplitude and period of this function: y = a. ____ 7. d: all real numbers; r: −1 ≤ y ≤ 1 d: −2 ≤ x ≤ 2; r: all real numbers d: all real numbers; r: −2 ≤ y ≤ 2 d: −1 ≤ x ≤ 1; r: all real numbers ,3 b. none because no maximum or minimum value exist; c. n is an integer, d. none because no maximum or minimum value exist; Find the exact value of sin 22.5° . Use a half-angle identity. a. b. c. d. ____ 8. Find the value in radians of sin–1(–1.0). a. b. c. d. ____ 9. tan (3 no solution −0.4794 −1.5708 −0.0500 Write this measure in radians: 425°. a. b. c. d. 425 )x. ____ 10. Find the exact value of tan 330°. Use the sum or difference identity. a. b. c. d. − ____ 11. Solve this equation for 0 ≤ θ < 2 a. 0, b. , c. , −1 d. −1, : sin θ cos θ – cos θ = 0. ____ 12. Identify the graph of this function from 0 to 2 : y = 4 cos x. a. b. c. d. ____ 13. Use the graph above to find the value of y = sin θ for the value 30°. a. b. c. d. −1 0.5 0 1 ____ 14. Use the graph above to find the value of y = sin θ for the value a. b. c. d. radians. 0.5 0 1 −1 ____ 15. Write this measure in radians: 100°. a. 100 b. c. d. ____ 16. is a right triangle, with a. b. c. d. being the right angle. m 14.4 4.4 3.9 7.1 ____ 17. Find the exact cosine value of −30°. a. b. c. d. − − ____ 18. Simplify this expression: a. b. c. d. sin2 θ 0 1 . = 29°, b = 8, find a. ____ 19. Find the measure of an angle between 0° and 360° degrees coterminal with 415 degrees. a. b. c. d. −125° −55° 125° 55° ____ 20. Write this measure in degrees: −2 a. b. c. d. radians. −90° −360° −720° −180° ____ 21. Two buildings on level ground are 300 feet apart. From the top edge of the shorter building, the angle of elevation to the top of the taller building is 42°, and the angle of depression to the bottom of the taller building is 38°. How tall is each building? a. b. c. d. 234 ft, 504 ft 383 ft, 717 ft 184 ft, 385 ft 216 ft, 447 ft ____ 22. Verify this identity: sin θ csc θ = 1. a. cos θ • b. • c. sin θ • d. 0=0 =1 =1 =1 ____ 23. Find the exact sine value of 390°. a. b. c. d. − − ____ 24. The period of a periodic function is 6 s. How many cycles does it go through in 30 s? a. b. 5 cycles c. d. 180 cycles 3 cycles cycle ____ 25. Find the exact value of cos 15°. Use the sum or difference identity. a. b. c. d. ____ 26. Find the measure of x to the nearest tenth. a. b. c. d. 43.0° 25.6° 39.8° 75.2° ____ 27. Find the period of this function: a. b. c. d. 2 4 6 8 ____ 28. Use either the Law of Sines or the Law of Cosines. In a. b. c. d. , d = 6 in., e = 7 in., and f = 12 in. Find m 111.7° 56.3° 89.8° 24.5° ____ 29. In a circle, an arc of length 43.2 cm is intercepted by a central angle of the circle? Round to the nearest whole number. a. b. c. d. 54 cm 17 cm 11 cm 35 cm radians. What is the radius of . ____ 30. Find the exact value of cos 480°. Use a double-angle identity. a. b. 1 c. d. 0 −1 − ____ 31. Use either the Law of Sines or the Law of Cosines. In Find RS. a. b. c. d. ,m 6.6 in. 10.4 in. 12.2 in. 29.5 in. ____ 32. Write this measure in radians: −30°. a. − b. c. − d. ____ 33. Evaluate this expression in radians: csc . a. b. c. d. 2 ____ 34. Identify the amplitude and period of this function: y = 2 cos a. 2, 8 b. 2, 4 c. 4, 4 d. 1, 8 θ. = 62°, m = 29°, and TS = 12 in. ____ 35. Find the minimum value of this function: a. b. c. d. −4 4 2 −2 ____ 36. Describe the phase shift and determine the value of “h” in the translation; y = cos (x – a. units to the left; h = − b. c. 1 unit to the left; h = −1 units to the right; h = d. units to the right; h = ____ 37. Describe the translation in y = cos (x – 3) + 2. a. b. c. d. left 3 units; up 2 units right 3 units; down 2 units left 3 units; down 2 units right 3 units; up 2 units ____ 38. Find the measure of the angle in standard position. a. b. c. d. 115° −155° 245° −245° ____ 39. Name two different times when the hands of a clock show an angle of a. b. c. d. 1:00, 11:00 2:00, 10:00 3:00, 9:00 4:00, 8:00 radians. ). ____ 40. is a right triangle with m = 90°. RS = 30, cos R = ; Find cot R. a. b. c. d. ____ 41. Find the maximum value of this function: a. b. c. d. 6 0 5 8 ____ 42. Identify the amplitude and period of this function: y = 4 sin 3θ. a. 2, b. 2, c. 4, d. 4, ____ 43. Solve this equation for 0 ≤ θ ≤ : cos θ + = 0. a. b. c. d. ____ 44. Use either the Law of Sines or the Law of Cosines. In . a. b. c. d. 38.3° 19.6° 7.5° 26.7° ,m = 43°, d = 16 in., and f = 24 in. Find m ____ 45. Identify the amplitude and period of this function: y = 4 cos a. 4, 6 b. 3, 6 c. 3, 4 d. 4, 3 . ____ 46. Simplify this expression: sin θ sec θ cot θ. a. b. c. d. sin2 θ 0 1 ____ 47. Use either the Law of Sines or the Law of Cosines. In a. b. c. d. ,m = 65°, d = 19 in., and f = 25 in. Find e. 16.3 in. 14.2 in. 21.8 in. 24.2 in. ____ 48. Find the measure of x to the nearest tenth. a. b. c. d. 74.2° 69.6° 59.6° 48.4° ____ 49. Write this measure in degrees: 8 a. b. c. d. radians. 180° 2880° 45° 1440° ____ 50. A triangle with side lengths 6 in and 8 in and the measure of the angle between them is 51 degrees. What is the area of the triangle? a. 61.3 in.2 b. 81.9 in.2 c. 42.6 in.2 d. 18.7 in.2 Carefully review your answers on this progress test and make any corrections you feel are necessary. When you are satisfied that you have answered the questions to the best of your ability, transfer your answers to the online test submission page in the presence of your proctor.
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Course Name: Second Year Algebra 2
Student: Isabel Borges

Course ID: MTHH040059
ID: B77651012

Submittal: 59

Progress Test 3
Although the progress test is similar in style to the unit evaluations, the progress test is a closed-book test. It is
important that you do your own work. Select the response that best completes the statement or answers the question.
Your graphing calculator may be used on this progress test. You may also use scratch paper to work out the solutions.
____ 1.

How many cycles does the sine function, y = sin 5θ, have in the interval from 0 to 2
a.
b.
c.
d.

____ 2.

2
3
4
5

Write this measure in degrees:
a.
b.
c.
d.

radians.

180°
150°
300°
15°

____ 3.

is a right triangle with m

= 90°. RS = 30, cos R =

; Find sin R.

a.
b.
c.
d.

____ 4.

How many cycles does the sine function have in the interval 0 to 2

a.
b.
c.
d.

0
1
2
3

?

?

____ 5.

Identify the domain and range of this function: y = −cos 2θ.
a.
b.
c.
d.

____ 6.

Identify the amplitude and period of this function: y =
a.

____ 7.

d: all real numbers; r: −1 ≤ y ≤ 1
d: −2 ≤ x ≤ 2; r: all real numbers
d: all real numbers; r: −2 ≤ y ≤ 2
d: −1 ≤ x ≤ 1; r: all real numbers

,3

b.

none because no maximum or minimum value exist;...

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