Question

Solve the 12th question


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Answer 1

Answer:

90 + 2x + x = 180

3x= 180-90

x= 90/3

x = 30

2x = 2×30= 60

x=z (vertically opposite angle)

x+y+z=180

30+40+y=180

y=180-70

y= 110

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