Math, asked by rakerana14, 14 days ago

In ∆ABC, ∠ A = 3x + 160 , ∠ B = x+ 70 and ∠C = 5x – 140 . Find each of these angles.

Answers

Answered by saumyaagupta1

1

Answer:

x = 10

Step-by-step explanation:

A + B + C = 180

3x+160+x+70+5x-140 = 180

9x + 230-140 = 180

9x+90 = 180

180-90 = 9x

9x = 90

x = 10

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