Question

Find the value of x
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Answer 1

Answer:

a=50, y= 70, z=?, x=?

a+y+z= 180

50+70+z= 180

z=180-120

z=60

,

x+z= 180

x=180-60

x=120

x=120

Step-by-step explanation:

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Answer 2

here the interior angles are = 50,70

so to find the exterior angle add them 50+70= 120

the exterior angle (x) = 120

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