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Practice Exam Answers

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Which statement and reason are missing in the proof?

A
angle cap A is congruent to angle cap A ; reflexive property
B
angle cap A cap b cap c is congruent to angle cap A cap x cap y ; corresponding angles of similar triangles
C
angle cap A cap b cap c is congruent to angle cap A cap y cap x ; corresponding angles of similar triangles
D
angle cap x is congruent to angle cap x ; reflexive property
24
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What is the value of x ?

A
2 square root of 3 units
B
4 square root of 3 units
C
8 units
D
4 units
25

Which rule describes the transformation?

A
cap r sub 0 comma 180 degrees
B
cap r sub 0 comma 360 degrees
C
cap r sub 0 comma 270 degrees
D
cap r sub 0 comma 90 degrees
26

What will be the coordinates of vertex cap A prime of the image?

A
open paren 0 comma 0 close paren
B
open paren negative 2 comma negative 1 close paren
C
open paren negative 8 comma negative 4 close paren
D
open paren 1 comma 0 close paren
27

Which figure represents the image of trapezoid LMNP after a reflection across the x -axis?

A
figure A
B
figure D
C
figure C
D
figure B
28

What is x , the length of the diagonal, to the nearest whole number?

A
5
B
6
C
7
D
3
29

Angles 1 and 2 are complementary and congruent. What is the measure of angle 1 ?

A
30 degrees
B
50 degrees
C
75 degrees
D
45 degrees
30

What are the angle measures of triangle ABC ?

A
m angle cap A is equal to 90 degrees , m angle cap b is equal to 30 degrees , m angle cap c is equal to 60 degrees
B
m angle cap A is equal to 90 degrees , m angle cap b is equal to 60 degrees , m angle cap c is equal to 30 degrees
C
m angle cap A is equal to 60 degrees , m angle cap b is equal to 90 degrees , m angle cap c is equal to 30 degrees
D
m angle cap A is equal to 30 degrees , m angle cap b is equal to 60 degrees , m angle cap c is equal to 90 degrees
31

What is the length of segment AC ?

A
16 units
B
12 units
C
8 units
D
6 units
32

What will be the distance from the center of dilation, cap p , to the image cap s prime ?

A
4 units
B
6 units
C
2 units
D
8 units
33

What is m angle ABC ?

A
m angle ABC is equal to 67 degrees
B
m angle ABC is equal to 127 degrees
C
m angle ABC is equal to 120 degrees
D
m angle ABC is equal to 60 degrees
34

About how much farther is it to drive than to walk directly from building A to building B? Round to the nearest whole number.

A
250 meters
B
366 meters
C
183 meters
D
683 meters
35

Which rigid transformation would map triangle cap A cap b cap c to triangle cap e cap d cap c ?

A
a reflection across the line containing line segment cap A cap c
B
a reflection across the line containing line segment cap c cap b
C
a rotation about point cap b
D
a rotation about point cap c

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