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Greg is making a triangular sail for a boat, shaped like a right triangle and shown below.

 

Sail material costs $8.99 for 150 square feet. If the material can be purchased in any quantity, which of the following is closest to the cost in dollars of the material needed to fill the area of the sail as shown?

(F) $360.00

(G) $280.00

(H) $200.00

(J) $180.00

(K) $25.00

In the following figure, the two triangles are similar. The lengths of their sides are shown. What is the value of yin terms of x?

(F) x+ 1(G) x+ 2(H) x+ 3(J) x+ 4(K) x+ 5

Correct Answer: J

The graph of y = f(x) is shown in the standard (x,y) coordinate plane below with points V, W, X, Y, and Z labeled.

If y = f(x) is to be reflected across the line y = x, which of the following graphs represents the result?

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

Correct Answer: D

Which of the following comprises all of the values of x for which ?

（A）x < 1 （B） x < （C） x < 7 （D） x > （E） x > 7

Correct Answer: C