Find angle A
Answer it fast plzz
In detail plzzz
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Answer:
AB = AC
=> angle B = angle C
angle C + 130° = 180° [ Linear Pair]
angle C = 50°
angleA + angleB + angleC = 180°
angleA + 100° = 180°
angleA = 80°
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sum of the interior angle is equal to exterior .. ... therefore linear angle 130 thats why linear angle sum is 180 . 180 -130 =50 .. in triangle if any point is 50 .. logic is next front is 45 .. thats why 45 is A
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