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If 5k = 9m 18, then m = 

(A) 5k + 18

(B) (5k+18) / 9

(C) 9 + 5k

(D) (5k + 9 ) / 9

(E) 9k + 18

The Correct Answer
Explanation

The length of the hypotenuse of the right triangle figured below is 16, and the length of one of its legs is 12. What is the cosine of angle θ?

(A) (B) (C) (D) (E)

Correct Answer: A

Which of the following represents the values of x that are solutions for the inequality (x - 1)(4 - x) < 0?

(A) (B) x < 1 or x > 4 (C) (D) -4 < x < 1 (E)

Correct Answer: B

In the figure shown below, points A, B, C, and D are collinear, and distances marked are in feet. Rectangle ADEG has an area of 48 square feet. What is the area, in square feet, of the trapezoid BCEF?

(A)16 (B) 20 (C) 26 (D) 36 (E) 58

Quadrilateral FGHJ is shown below in the standard (x,y) coordinate plane. For this quadrilateral, = 10, = 6, = , and = 12.

Correct Answer: C

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