# exam7.docx - Question 11 Correct 8.75 points out of 8.75...

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exam7.docx

View Test Prep - exam7.docx from ALGEBRA 101 at Straighterline. Feedback The correct answer is: base = 18 ft; height = 14 Question 14 Correct 8.75 points out of 8.75 Not flaggedFlag question Question

Question 11   Correct 8.75 points out of 8.75 Not flagged Flag question Question text Solve the quadratic equation by completing the square and applying the square root property . u2 + 20 u + 101 = 0 Select one :
a . {- 10 ± i } Correct
b . {- 10 + i}
c. { 10 + i}
d . {± i}
Question 12   Correct 8.75 points out of 8.75 Not flagged Flag question Question text Solve the equation by using the square root property . ( c + 8 ) 2 = 16 Select one :
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Question 13   Correct 8.75 points out of 8.75 Not flagged Flag question Question text Solve the problem . The height of a triangle is 4 ft less than the base x . The area is 126 f t 2 . Find the dimensions of the triangle . Select one :
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Question 14   Correct 8.75 points out of 8.75 Not flagged Flag question Question text Solve the problem . The height of a triangular truss is 5 ft less than the base . The amount of drywall needed to cover the triangular area is 84 ft 2 . Find the base and height of the triangle to the nearest tenth of a foot . Select one :
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Question 15   Correct 8.75 points out of 8.75 Not flagged Flag question Question text Solve the equation . ( 2 x + 4 ) 3 / 2 = 64 Select one :
a . ± 6
b . ± 16
c. 16
d . 6 Correct
Question 11Correct8.75 points out of 8.75Not flaggedFlag questionQuestion textSolve the quadratic equation by completing the square and applying the square root property.u2 + 20u + 101 = 0Select one:a. {-10 ± i} Correctb. {-10 + i}c. {10 + i}d. {± i}FeedbackThe correct answer is: {-10 ± i}
Question 12Correct8.75 points out of 8.75Not flaggedFlag questionQuestion textSolve the equation by using the square root property.(c + 8)2 = 16
Question 13Correct8.75 points out of 8.75Not flaggedFlag questionQuestion textSolve the problem.The height of a triangle is 4 ft less than the base x. The area is 126 ft2. Find the dimensions of the triangle.