Unit Test — Unit test Answers

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Letters a, b, c, and d are angle measures.

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A
a
B
b
C
c
D
d
22
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Given: and Prove:

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A
m∠1 = m∠4
B
m∠2 = m∠3
C
m∠1 + m∠4 = 180°
D
m∠2 + m∠3 = 180°
23

Two parallel lines are crossed by a transversal.

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A
a = 43
B
a = 63
C
a = 117
D
a = 137
24

Two parallel lines are crossed by a transversal.

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A
x = 45
B
x = 65
C
x = 95
D
x = 115
25

Lines b and c are parallel.

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A
m6 = 45°
Option A
B
m6 = 54°
Option B
C
m6 = 117°
Option C
D
m6 = 126°
Option D

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