Applying Angle Pair Relationships
Try it
Z
What is m 22? 75
y
What is mZ1?
1
4
13 16
A
2/3
14 15
5
75°
9 12
6
>
7
w
101 11
What is the measure of angle 1

Applying Angle Pair Relationships Try it Z What is m 22 75 y What is mZ1 1 4 13 16 A 23 14 15 5 75 9 12 6 gt 7 w 101 11 What is the measure of angle 1 class=

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Answer:

∠2 = 75° because of alternate interior angles. Since ∠1 and ∠2 form a linear pair, they are also supplementary which means that ∠1 = 180 - ∠2 = 180 - 75 = 105°.