## In the figure below, P and Q lie on the circle R, which has a radius of 9. If the angle PRQ is 120°, what is the area of sector PRQ?

(A)3π

(B) 9π

(C) 27π

(D) 81π

(E) 243π

The Correct Answer

What is the slope of the line determined by the equation ?

（A）3 （B） 1 （C） （D） （E） -3

**Correct Answer: C**

An isosceles trapezoid has bases of length 5 inches and 11 inches. The area of the trapezoid is 40 square inches. What is the height of the trapezoid, in inches?

（A）4 （B） 5 （C） 7.5 （D） 17.5 （E） 35

**Correct Answer: B**

If g(*x*) is a transformation that moves *f*(*x*) three units to the right and then reflects it across the x-axis, then g(*x*) =

(A) f(–x) + 3(B) f(–x) – 3(C) f(x) + 3(D) –f(x+ 3)(E) –f(x– 3)

**Correct Answer: E**

### More ACT Math Exam Questions

- 1|-2 + 3
^{2}| - |-2 - 3^{2}| = ? - 2Which of the following is equal to (n– 3)
^{2}if n= 11? - 3
If (a,-3) is on the graph of the equation x - 4y = 14 in the standard (x,y) coordinate plane, then a =?

- 4If function f is defined by f(x) = -2x
^{3}, then what is the value of f(f(1))? - 5For all real numbers x and y such that the product of y and 4 is x, which of the following expressions represents the sum of y and 4 in terms of x?