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Doss [256]
3 years ago
9

HELP PLEASE, WILL MARK BRANLIEST!!!

Mathematics
1 answer:
zhannawk [14.2K]3 years ago
4 0

Answer:

144

Step-by-step explanation:

angle A + angle B = 180 (supplementary angle)

A = 4B

4b+b=180

5b=180

Divide 5 on both sides to get b=36

180-36= measure of angle A

180-36=144

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Do Now
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3 years ago
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masya89 [10]

Answer:

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