3 years ago

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

Mathematics

2 answers:

Zielflug [23.3K]3 years ago

8 0

Answer:

m<A = 10

Step-by-step explanation:

SOVA2 [1]3 years ago

4 0

<span>∠A and ∠B are vertical angles
so
</span><span>∠A =∠B
x = 4x - 30
4x - x = 30
3x = 30
x = 10

m<A= x = 10

answer
m<A = 10</span>

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