ella3714
13.06.2020 •
Mathematics
What’s the measure of each angle shown?
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Ответ:
A= 72
B=108
Step-by-step explanation:5y - 3 = 3y + 27
2y = 30
y = 15
<A = 5y - 3
<A = 5(15) - 3
<A = 75 - 3
<A = 72
<A + <B = 180
72 + <B = 180
<B = 108