HELP! Find the measure for A) 127° B) 131° C) 135° D) 139°

Dcompoze asked Sep 21, 2022

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44 votes

HELP!

Find the measure for
A)
127°
B)
131°
C)
135°
D)
139°

Dcompoze asked Sep 21, 2022

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23 votes

Answer:

B) 131°

Explanation:

-4a + 139 = 4a + 123 because they are vertical angles

-4a + 139 = 4a + 123

reduce:

8a = 16

a = 2

4(2) + 123 = 131°

Ritesh Mengji answered Sep 26, 2022

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