Unit Test — Cumulative exam Answers

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Read the proof.Given: m∠H = 30°, m∠J = 50°, m∠P = 50°, m∠N = 100°Prove: △HKJ ~ △LNP

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A
CPCTC
B
definition of supplementary angles
C
triangle parts relationship theorem
D
triangle angle sum theorem
22
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A number cube has faces numbered 1 to 6.What is true about rolling the number cube one time? Select three options.S = {1, 2, 3, 4, 5, 6}If A is a subset of S, A could be {0, 1, 2}.If A is a subset of S, A could be {5, 6}.If a subset A represents the complement of rolling a 5, then A = {1, 2, 3, 4, 6}.If a subset A represents the complement of rolling an even number, then A = {1, 3}.

A
S = {1, 2, 3, 4, 5, 6}
B
If A is a subset of S, A could be {0, 1, 2}.
C
If A is a subset of S, A could be {5, 6}.
D
If a subset A represents the complement of rolling a 5, then A = {1, 2, 3, 4, 6}.
E
If a subset A represents the complement of rolling an even number, then A = {1, 3}.
23

Line segment ST is dilated to create line segment S'T' using the dilation rule DQ,2.25.

Question illustration
A
x = 2.25 units
B
x = 2.5 units
C
x = 4.25 units
D
x = 4.5 units
24

Circle B is inside of circle A.

Question illustration
A
A = {states in the US}; B = {world countries}
B
A = {plays by Shakespeare}; B = {playwrights}
C
A = {animals}; B = {mammals}
D
A = {polygons}; B = {circles}
25

A garden is designed in the shape of a rhombus formed from 4 identical 30°-60°-90° triangles. The shorter distance across the middle of the garden measures 30 feet.

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A
60 ft
B
ft
Option B
C
120 ft
D
ft
Option D

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