07-10-2017
Mathematics

contestada

∠A and ∠B are vertical angles with m∠A=x and m∠B=4x−30 .

What is m∠A ?

Respuesta :

rosebud1018msowuu4e rosebud1018msowuu4e

07-10-2017

4x-30=180
180-30
4x=150
150/4
37.5
x=37.5

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