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Which of the following inequalities is equivalent to ?

(A)

(B)

(C)

(D)

(E)

The Correct Answer
Explanation

The area of the trapezoid below is 24 square inches, the altitude is 3 inches, and the length of one base is 5 inches. What is the length, b, of the other base, in inches?

(A)3 (B) 8 (C) 11 (D) 13 (E) 16

Correct Answer: C

What is the ratio of a circle's radius to its circumference?

(F) 2π:1 (G) 2:01 (H) π:1 (J) 1:π (K) 1:2π

Correct Answer: K

The following figure shows the graph of . Which of the answer choices are the correct amplitude and period of this function?


(F) amplitude = 5, period = π(G) amplitude = 5, period = 2π(H) amplitude = 5, period = 4π(J) amplitude = 10, period = 2π(K) amplitude = 10, period = 4π

Correct Answer: H

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