find the size of the lattered angle
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Answer:
y = 20 and x= 80
Step-by-step explanation:
30 + y = 50 (as sum of interior opp. angle is equal to exterior angle)
therefore y=50 -30 = 20
as anothe triangle is isosceles 2nd angle is equal to 50 and by above mentioned theorem
50 + 30 = x = 80
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