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The area of a trapezoid is found by multiplying the height by the average of the bases: A= h(b₁+b₂). Given the side measurements below, what is the area, in square inches, of the trapezoid?

(A) 15

(B) 22

(C) 24

(D) 24

(E) 30

Which of the following points on the xy-graph is the x-intercept of the equation y= 2x– 8?

(A) (0, 4)(B) (0, )(C) (4, 0)(D) (–4, 0)(E) (, 0)

Correct Answer: C

The formula for the volume of a sphere is , and the formula for the surface area of a sphere is . If a sphere has a surface area of 36π, what is its volume?

(F) 27π(G) 36π(H) 54π(J) 72π(K) 108π

Correct Answer: G

Which of the following is equivalent to (x⁴ - 4)(x⁴ + 4)?

(F) 2x⁴ (G) x⁸ - 16 (H) x⁸ + 16 (J) x¹⁶ - 16 (K) x⁸ - 8x⁴ - 16

Correct Answer: G