4 of 30 3.33 Points Find the cosine and sine of 180o. Round your answers to the nearest hundredth if necessary. A. -0.71, 0.71 B. 0, -1.1 C. -0.71, -0.71 D. -1, 0 Question 5 of 30 3.33 Points Find the amplitude of the sine curve shown below. A. p B. 4 C. 2 D. 8 Question 6 of 30 3.33 Points Use the given circle. Find the length s to the nearest tenth. A. 6.3 m B. 2.0 m C. 3.1 m D. 12.6 m Question 7 of 30 3.33 Points The graph below shows height as a function of time for a ride on a Ferris wheel. Find a sine equation for the graph. A. B. C. D. Question 9 of 30 3.33 Points Find the amplitude and the equation of the midline of the periodic function. A. 2; y = 2 B. 2; y = 4 C. 2; y = 3 D. 3; y = 2 Question 10 of 30 3.33 Points What is the graph of one cycle of a sine curve with the given characteristics? Using the form an equation for the sine curve? amplitude = 1 , period = A. B. midline y = 0, and a < 0 , what is C. D. Question 11 of 30 3.33 Points Use the given graph. Determine the period of the function. A. -0.9 B. 6 C. 3 D. 1.5 Question 12 of 30 3.33 Points Use the graph of y = sin q to find the value of sin q for each value of q. 120 A. 0.9 B. -0.7 C. -0.5 D. -0.9 Question 13 of 30 3.33 Points What is the measure of the angle? A. 155 B. 315 C. 90 D. 205 Question 14 of 30 3.33 Points Determine whether the function is periodic. If it is, find period. A. periodic; about 2 B. Periodic; about 3 C. Not periodic. D. periodic; about 1.5 Question 15 of 30 3.33 Points Sketch the angle in standard position. 35 A. B. C. D. Question 16 of 30 3.33 Points What are the values that satisfy the trigonometric equation for: 0 < q < 2 ? Sin + tan(-) = 0 A. B. C. D. Question 17 of 30 3.33 Points Use a graphing calculator to solve the equation answers to the nearest hundredth. A. 1.21, 4.35 B. 3.64 in the interval from Round your C. 1.21, 2.26, 3.31, 4.35, 5.40 D. 0.404, 1,452.5, 3.55, 4.59, 5.64 Question 18 of 30 3.33 Points The line of sight from a small boat to the light at the top of a 35foot lighthouse built on a cliff 30 feet above the water makes a 35 angle with the water. To the nearest foot, how far is the boat from the cliff? A. 45 feet B. 49 feet C. 93 feet D. 113 feet Question 19 of 30 3.33 Points Sketch one cycle of the sine curve. A. B. C. D. Question 20 of 30 3.33 Points Find the exact value. If the expression is undefined, write undefined. csc 135 A. B. 0 C. undefined D. Question 21 of 30 3.33 Points Which expression completes the trigonometric identity? A. B. C. D. Question 22 of 30 3.33 Points What values for satisfy the equation? A. B. C. D. Question 23 of 30 3.33 Points What is the value of h in the translation of the given function? Describe the phase shift (use a phrase like 3 units to the left). g(x) = f(x +6) A. h = 6; the phase shift is 6 units to the right. B. h = -6; the phase shift is -6 units to the left. C. h = 6; the phase shift is 6 units to the left. D. h = 6; the phase shift is 6 units up. Question 24 of 30 3.33 Points Simplify the trigonometric expression. A. B. C. D. Question 25 of 30 3.33 Points Write an equation for the translation of the function. y = cos x; translated 6 units up A. y = cos x- 6 B. y = cos(x + 6) C. y = cos x + 6 D. y = cos(x 6) Question 26 of 30 3.33 Points In ABC, C is a right angle, what is the measure of x? A. 22.4 B. 67.6 C. 20.9 D. 69.1 Question 27 of 30 3.33 Points What is the value of the expression? A. -1 B. C. D. Question 28 of 30 3.33 Points Simplify the trigonometric expression: A. B. 1 C. D. Question 29 of 30 3.33 Points Graph the function in the interval from 0 to 2pi. A. B. C. D. Question 30 of 30 3.33 Points What is the area of ABC to the nearest tenth of a square meter? A. 1,174.6 cm2 B. 1,389.6 cm2 C. 587.3 cm2 D. 648 cm2