If log3 81 = x + 1, then x = ?
(A)3
(B) 4
(C) 5
(D) 6
(E) 243
What is the equation for a line that intersects the origin and is perpendicular to 2x– 4y= 13?
(A) y= –2(B) y= 2x(C) y= –2x(D) 
(E) 
Correct Answer: C
In the standard (x,y) coordinate plane, what is the area of the circle (x - 3)2 + (y + 2)2 = 25?
(F) 5π (G) 10π (H) 25π (J) 125π (K) 225π
Correct Answer: H
When x = 5 and y = 2, the expression
(A) 
(B) 
(C) 
(D) 
(E) 
Correct Answer: A
More ACT Math Exam Questions
- 1
In ΔXYZ,
Y is a right angle and Z measures less than 52°. Which of the following phrases best describes the measure of X? - 2
What is the perimeter, in feet, of a rectangle with width 8 feet and length 17 feet?
- 3
If a = 5 and b = -
, which of the following expressions will be the greatest? - 4
What is the degree measure of an angle that measures
radians? - 5
In the diagram below,
ABC is isosceles and BCD is equilateral. 
= 
and the measure of 
ABC is half the measure of BAC. What is the measure of ABD?