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spayn [35]
3 years ago
6

∠A and ​ ∠B ​ are vertical angles with m∠A=x and m∠B=4x−30 . What is m∠A ?

Mathematics
1 answer:
True [87]3 years ago
7 0
4x-30=180 
180-30
4x=150
150/4
37.5 
x=37.5
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