## Which of the following is a polynomial factor of x^{2} - 2x - 24?

(A)x - 4

(B) x + 4

(C) x + 6

(D) 6 - x

(E) x

Which of the following is the equation for a circle with diameter , given that a = (4, 2) and b = (8, -4)?

（A）x^{2} + y^{2} = 13
（B） x^{2} + y^{2} = 26
（C） (x - 6)^{2 }+ (y + 1)^{2 }= 13
（D） (x + 6)^{2 }+ (y - 1)^{2 }= 13
（E） (x - 6)^{2} + (y + 1)^{2} = 26

**Correct Answer: C**

The following figure shows a regular octagon inscribed in a circle. The arc length from Ato Bis 6π. What is the area of the shaded region of the circle?

(F) 8π(G) 16π(H) 24π(J) 36π(K) 64π

**Correct Answer: H**

Which of the following is equivalent to ?

（A） （B） （C） （D） （E）

**Correct Answer: A**

### More ACT Math Exam Questions

- 1Four actors (Jessica, Kevin, Lisa, and Michael) stand around a circular stage of circumference 19 feet. Kevin stands 5 feet counterclockwise from Jessica. Lisa stands 9 feet clockwise from Jessica. Michael stands 6 feet clockwise from Jessica and 13 feet counterclockwise from Jessica. In what order do the actors stand, starting with Jessica and going clockwise around the stage?
- 2
Alfred and Rani both picked different two-digit numbers. If you multiply Alfred’s number by 5 and double Rani’s number, the sum is 300. If you double Alfred’s number and multiply Rani’s number by 3, the sum of the two numbers is 252. What is the sum of their two numbers?

- 3 Larry has 4 pairs of pants, 6 pairs of socks, and 10 shirts in his dresser. How many days could Larry go without wearing the same combination of 1 pair of pants, 1 pair of socks, and 1 shirt
- 4
Given the figure below, what is the area of the trapezoid, in square inches?

- 5A circle C is inscribed in a square as shown. If the area of the square is 256 units square, what is the radius of the circle?