CHAPTER, FORM E TRIGONOMETRY Choose the best answer. NAME DATE Do not use a calculator for problems 1-11. 1. Which of the following describes the measures of 1. all angles that are coterminal with the angle whose measure is / radian? (Assume n is any integer.) n n n Convert each of the following degree measures to radians. Leave answers as multiples of... 9. 0. 7. 19. 9 1 1 1 Convert each of the following radian measures to degrees... 1 1 10 10 1.. Copyright 01 Pearson Education, In
CHAPTER, FORM E, PAGE 7. 17 1 1 90 7. Evaluate each of the following. Give exact values.. cos. 1 d. 1 9. 9 tan 9. 1 d. 10. csc d. 0 10. 11. Give the exact value of t in the interval, such that tan t = 1. 7 11 1 d. 11. Copyright 01 Pearson Education, In
CHAPTER, FORM E, PAGE Use a calculator as necessary in Problems 1-0. 1. Find the measure, to the nearest degree, of the 1. acute central angle in the figure below. 1 d. 77 1. What would be the measure of the acute 1. central angle in the figure above if the radius were doubled (and the arc length remained unchanged)? 1 d. 1. Find the area of a circle intercepted by a central 1. angle of 10 in a circle of radius.1 cm. 17. cm. cm 0. cm d. 1.1 cm Use a calculator to find the following. 1. sin.1 1..7.777.7 d. 1. 1. cot.9 1. 1.719 1.17. d. 1.99 17. Find the value of t in the interval, such that sec t =.1..71.9.0 d..17 17. Copyright 01 Pearson Education, In
CHAPTER, FORM E, PAGE 1. Find the measure, in radians and degrees, of the 1. angle α formed in the accompanying screen by the line passing through the origin and the positive x-axis. Use the displayed values of x and y at the bottom of the screen.. rad,.9. rad,.9. rad, 1. 19. Find the linear velocity of a point on the edge 19. of a wheel rotating times per min. The diameter of the wheel is 7 in. 10 ft/min 1 ft/min 9 ft/min d. ft/min 0. A pulley has a radius of. cm. It takes sec 0. for 0 cm of belt to go around the pulley. Find the angular velocity of the pulley in radians per se.9.77 1.1 d. 1. Copyright 01 Pearson Education, In 7
CHAPTER, FORM F TRIGONOMETRY NAME DATE Choose the best answer. Do not use a calculator for Problems 1-11. 1. Which of the following describes the measures of 1. all angles that are coterminal with the angle whose measure is / radian? (Assume n is any integer.) n n n Convert each of the following degree measures to radians. Leave answers as multiples of.. 0. 9 1 1 11 9.. 7 9 9. 10. 7 11 1 Convert each of the following radian measures to degrees.. 11 9. 1 0 00. 17 1 0 10. Copyright 01 Pearson Education, In
CHAPTER, FORM F, PAGE 7. 10 10 1 7. Evaluate each of the following. Give exact values.. sin. 1 d. 1 9. 10. 7 sec 0 d. undefined cot d. 9. 10. 11. Give the exact value of w in the interval 0, such that sec w. 1 d. 11. Copyright 01 Pearson Education, In 9
CHAPTER, FORM F, PAGE Use a calculator as necessary in Problems 1-0. 1. Find the length s in the figure below. 1. 11 19 d. 1. What would be the radius of the circle in the 1. figure above if the arc length doubled (and the central angle remained unchanged)? 1 1 1 d. 0 1. Find the area of a sector of a circle intercepted 1. by a central angle of in a circle of radius 9. in. 17.in. 0.in. 1.in. d..in. Use a calculator to find the following. 1. sin.19 1. 1.1.7.19 d. 1. 1. csc.79 1. 1.07.7.01 d.. 17. Find the value of w in the interval, such that cot w =.7..9..9 d.. 17. Copyright 01 Pearson Education, In 0
CHAPTER, FORM F, PAGE 1. Find the measure, in radians and degrees, of the 1. angle β formed in the accompanying screen by the line passing through the origin and the positive x-axis. Use the displayed values of x and y at the bottom of the screen..9 rad,..7 rad,.7 1.11 rad,. 19. Find the linear velocity of a point on the edge of a 19. wheel rotating times per min. The diameter of the wheel is cm. cm/sec 9 cm/sec 1 cm/sec d. 70 cm/sec 0. Two pulleys of radius cm and 10 cm, respectively, 0. are connected by a belt. The larger pulley rotates at 0 times per min. Find the angular velocity of each pulley in radians per minute. 19; 19 19; 1 97; d. ; 19 Copyright 01 Pearson Education, In 1