In the following figure, the area of the shaded region is 20% of the area of the whole circle centered at P.The angle shown measures ddegrees. What is its measurement in radians?
In the standard (x, y) coordinate plane, points (m, n) and (m - 2, n + ) lie on the graph of the equation , where T > 1. What is the value of g?
（A）-3 （B） （C） 1 （D） （E）
Correct Answer: A
Given that a = (3, 2) and b = (15, 8) in the standard (x, y) coordinate plane, what is the distance from a to b?
（A）5 （B） 8 （C） 4 （D） 6 （E） 18
Correct Answer: D
Harry has a bag containing jelly beans: 7 pink, 8 blue, and 9 orange. How many additional pink beans must be added to the 24 jelly beans already in the bag so that the probability of randomly drawing a pink jelly bean is ?
（A）1 （B） 5 （C） 7 （D） 9 （E） 10
Correct Answer: E
More ACT Math Exam Questions
- 1The vertices of a parallelogram in the coordinate plane are (3, 3), (7, 3), (8, 8), and (4, 8). What is the area of this parallelogram?
- 2If m, located at (-1, 2), is the midpoint of , and the coordinates of a are (2, 9), what are the coordinates of b?
- 3In the figure below, m is the midpoint of and LMP is equilateral. If = 8, what is the length of ?
At Fatima's Fruits, a bag of eight grapefruits costs $4.40. At Ernie's Edibles, a bag of three grapefruits costs $1.86. How much cheaper, per grapefruit, is the cost at Fatima's Fruits than at Ernie's Edibles?
Triangle ACE, shown in the figure below, is isosceles with base . B lies on and D lies on . Segments and bisect AEC and CAE respectively. Which one of the following angle congruences is necessarily true?