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Math B Regents Exam Questions by Type - Multiple Choice Page 26
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217. Which transformation is an example of an
opposite isometry?
[A] (x,y) → (y,-x) [B] (x,y) → (3x,3y)
[C] (x,y) → (x + 3,y - 6)
[D] (x,y) → (y,x)
218. On a standardized test, a score of 86 falls
exactly 1.5 standard deviations below the
mean. If the standard deviation for the test is
2, what is the mean score for this test?
[A] 84 [B] 84.5 [C] 89 [D] 87.5
219. The center of a circle represented by the
2 2
equation ( x− 2) + ( y+ 3)
= 100 is located
in Quadrant
[A] IV [B] I [C] III [D] II
220. What is the solution set of the equation
9x+ 10 = x
[A] {9} [B] {10}
[C] {-1} [D] {10, -1}
221. The graph of f(x) is shown in the
accompanying diagram.
Which graph represents f ( x ) ?
r r
[A]
[C]
[B]
[D]
x−axis
y−axis
2
222. The roots of the equation ax + 4x
= − 2 are
real, rational, and equal when a has a value of
[A] 1 [B] 3 [C] 4 [D] 2
223. Kimi wants to determine the radius of a
circular pool without getting wet. She is
located at point K, which is 4 feet from the
pool and 12 feet from the point of tangency,
as shown in the accompanying diagram.
What is the radius of the pool?
[A] 16 ft
[B] 32 ft
[C] 20 ft
[D] 4 10 ft
224. In ΔABC, a = 19, c = 10, and m∠A = 111.
Which statement can be used to find the value
of ∠C ?
10sin
69°
[A] sin C =
19
19 sin69°
[B] sin C =
10
[C] sin C = 10
19
10sin
21°
[D] sin C =
19
225. Which statement must be true if a parabola
represented by the equation y = ax 2 + bx+
c
does not intersect the x-axis?
[A] b
2
− 4ac=
0
2
2
[B] b − 4ac> 0, and b − 4acis not a perfect
square.
[C] b
2
− 4ac<
0
2
2
[D] b − 4ac> 0, and b − 4acis a perfect
square.