CH 6 QUIZ K = 7, A = 4, T= 4 Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 1. Convert 135 to radians. a. c. b. ____ d. 2. Which of the following radian measures is the largest? a. c. d. b. ____ 3. Starting on the positive x-axis and moving one travel? a. 3.14 m b. 360 m of the way around a circle that has radius 3 m, how far would c. 6.28 m d. 0.69 m ____ 4. What is the arc length if the central angle is 225 and the radius of a circle is 3 cm? a. 675 cm c. 2.4 cm b. 75 cm d. 11.78 cm ____ 5. If the central angle is radians, what should the radius of a circle be to make the arc length 1 m? a. 0.424 m b. 0.238 m c. 2.356 m d. 4.188 m ____ 6. If a man walks around a circle 2.125 times, how many metres did he walk if the radius of the circle is 4 m? a. 50.265 m c. 53.407 m b. 25.525 m d. 47.123 m ____ 7. If a ball travels around a circle of radius 4 m in 1.5 minutes, what is the angular speed of the ball? a. c. radians/s radians/s b. ____ radians/s 8. Convert 9. If an object travels in a circle a. 1052 b. 144 radians/s radians to degrees. a. 98.18 b. 330 ____ d. c. 300 d. 98.6 radians, at what degree measure is it, relative to where it started? c. 72 d. 60 ____ 10. If the radius of a pizza is 20 cm, what is the central angle in degrees that gives one person 30 cm of crust? a. 120 c. 43 b. 35 d. 86 ____ 11. What is the exact value of sin ? a. c. b. 0.7071 d. ____ 12. Which is equivalent to a. b. ? sin sin c. d. cos cos ____ 13. Which of the following does not have the same absolute value as the others? a. c. sin sin b. cos d. sec ____ 14. Which of the following is not a primary trigonometric ratio of a. c. b. d. ____ 15. In which quadrant is the following true? and a. 1 b. 2 ? c. d. ____ 16. If a point on the Cartesian plane lies at (4, 2), what is the angle made between the line containing the point and the origin, and the positive x-axis? a. 1.309 radians c. 0.523 radians b. 0.463 radians d. 1.047 radians CH 6 QUIZ Answer Section MULTIPLE CHOICE 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: A B C D B C A B C D C D D A B b PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 REF: REF: REF: REF: REF: REF: REF: REF: REF: REF: REF: REF: REF: REF: REF: REF: Knowledge and Understanding Knowledge and Understanding Application OBJ: 6.1 - Radian Measure Knowledge and Understanding Thinking OBJ: 6.1 - Radian Measure Application OBJ: 6.1 - Radian Measure Thinking OBJ: 6.1 - Radian Measure Knowledge and Understanding Thinking OBJ: 6.1 - Radian Measure Application OBJ: 6.1 - Radian Measure Knowledge and Understanding Knowledge and Understanding Thinking Knowledge and Understanding Application Thinking