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In the figure below, C and D are both on the measure of BAC is equal to the measure of DAE and the measure of ACD is equal to the measure of ADC. Which of the following statements must be true?

(Note: The symbol ≅ means "is congruent to.")

(F) ABC is similar to AED.

(G) The areas of triangles ACD and ADE are equal.

(H)

(J)

(K) and are perpendicular.

The Correct Answer
Explanation

In the following figure, line aand line b are parallel and pass through the points shown. What is the equation for line b?

(F) (G) (H) (J) (K)

Correct Answer: H

A restaurant decides on the following production model, where N is the number of ounces of flour the restaurant purchases each month, based on the number of ounces, x, the restaurant uses during the preceding month. N = x2 - 600x - 160,000. According to this model, what is the greatest quantity of flour, in number of ounces, that the restaurant can use during a month, without having to purchase any new flour the next month?

(A) 800 (B) 550 (C) 400 (D) 350 (E) 200

Correct Answer: A

If and , what is the ratio of f:h?

(A) 1:06(B) 1:08(C) 1:10(D) 1:12(E) 1:20

Correct Answer: C

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