If , with a > 0, b> 0, and c> 0, what is the value of ain terms of band c?
In a certain school district, exactly 30% of the students come from families that have only one child. If there are 7,340 students in the district, how many do NOT come from families with only one child?
（A）220 （B） 514 （C） 2,202 （D） 5,138 （E） 7,120
Correct Answer: D
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?
(F) 36° (G) 60° (H) 72° (J) 96° (K) 150°
Correct Answer: J
What is the slope of a line that includes the points (–4, 1) and (10, –6)?
(F) 2(G) (H) (J) (K)
Correct Answer: H
More ACT Math Exam Questions
In the Cartesian plane, a line runs through points (1,-5) and (5,10). Which of the following represents the slope of that line?
- 2In XYZ, shown below, = 30. Which of the following represents the length of ?
(Note: For a triangle with sides of lengths x, y, and z, and respective opposite angles measuring X, Y, and Z, it will be true that: , according to the law of sines.)
If you add up 5 consecutive odd integers that are each greater than 15, what is the smallest possible sum?
In the complex numbers, where , the conjugate of any value a + bi is a– bi.What is the result when you multiply 2 + 7i by its conjugate?
Which of the following correctly factors the expression 25x4 - 16y8?