PTest_3 - Print Test 1 of 14

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PRINTABLE VERSION Practice Test 3 You scored 92 out of 100 Question 1 Your answer is CORRECT. Suppose that θ is an acute angle of a right triangle and that Find sec(θ) and csc(θ). a) b) c) d) e) f) None of the above. Question 2 Your answer is CORRECT. Suppose that θ is an acute angle of a right triangle and that Find tan(θ) and sin(θ). a) Print Test https://www.casa.uh.edu/CourseWare/Root/UsersStudents/PrintTest.htm 1 of 14 3/21/2011 4:49 PM
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b) c) d) e) f) None of the above. Question 3 Your answer is INCORRECT. Convert the following degree measure to radians: 330 o . a) 33π/20 b) 11π/6 c) 22π/3 d) 11π/12 e) 12π/11 f) None of the above. Question 4 Your answer is CORRECT. A sector of a circle has central angle θ = 5π/4 and area 245π/8 ft 2 . Find the radius of the circle. a) 7 ± 4 ft b) 28 ft c) 14 ft d) 7 ± 2 ft e) 7 ft Print Test https://www.casa.uh.edu/CourseWare/Root/UsersStudents/PrintTest.htm 2 of 14 3/21/2011 4:49 PM
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f) None of the above. Question 5 Your answer is CORRECT. A car has wheels with a 28 cm radius. If each wheel’s rate of turn is 4 revolutions per second, how fast is the car moving in units of cm/sec? a) 112π b) 56π c) d) 224π e) π/7 f) None of the above. Question 6 Your answer is CORRECT. If the central angle θ defining the sector is given in degrees, then the area of the sector can be found using the formula: Use the formula above to find the area of the sector: θ = 200 o , r = 6 cm
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PTest_3 - Print Test 1 of 14

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