3 years ago

∠A and \angle B∠B are complementary angles. If m\angle A=(x+10)^{\circ}∠A=(x+10)

1 answer:

8 0

Answer:

x + 10 + 3x + 28 = 90

4x = 52

x= 13

Step-by-step explanation:

Angle B = 67

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