ZA and B are supplementary mZA= 2n and mZB = 3n + 20 Find mZB Am B = 12 B) mzB = 62 m B= 116 Dm B = 148

asked Nov 5, 2021 229k views

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ZA and B are supplementary

mZA= 2n and mZB = 3n + 20
Find mZB
Am B = 12
B) mzB = 62
m B= 116
Dm B = 148

by Bgran

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4 votes

Answer:

< A+< B =180

2n + 3n +20 =180

5n = 160

n = 32

(B= 116 ..........

answer is C

Jammus answered Nov 11, 2021

5.4k points

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