|8 - 5| - |5 - 8| =?
(A)-6
(B) -5
(C) -3
(D) 0
(E) 6
For θ, an angle whose measure is between 270° and 360°, cos θ = 
. Which of the following equals tan θ?
(F) -
(G) -
(H)
(J)
(K) 
Correct Answer: F
A guide wire for a telephone tower makes an angle of 50° with the level
ground and is 14 meters from the base of the tower. How many meters
long is the guide wire?
（A）3.8 （B） 13.5 （C） 16.68 （D） 21.78 （E） 22.58
Correct Answer: D
As shown in the standard (x,y) coordinate plane below, A (2,4) lies on the circle with center L (10,-2) and radius 10 coordinate units. What are the coordinates of the image of A after the circle is rotated 90° counterclockwise (?) about the center of the circle?
（A）(10, 2) （B） (-2, 10) （C） (2, -8) （D） (0, -2) （E） (4,-10)
Correct Answer: E
More ACT Math Exam Questions
- 1
A rectangular solid consisting of 18 smaller cubes that are identical is positioned in the standard (x,y,z) coordinate system, as shown below. Vertex M has coordinates of (-1,3,0) and point O on the y-axis has coordinates of (0,3,0). What are the coordinates of vertex N?
- 2
Given that f(x) = 4x2 and g(x) = 3 -
, what is the value of f(g(4)) ? - 3
If |6 – 4n| > 1, which of the following must be true?
- 4
Which of the following values of x does NOT satisfy the inequality |x-3|≥12?
- 5
(2 - 4t + 5t2) - (3t2 + 2t - 7) is equivalent to: