if each of two angle of an issosceles traingle is four times the third angle find three angle of a traingles
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1
Answer:
brainlist answer
thanks a lot
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Answered by
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Answer:
three angles are 80,80,20
Step-by-step explanation:
let the angle by α
In isosceles two angles are equal
Given two angles are four times the third angle
if 3rd angle be α then other 2 angles are 4α,4α
sum of the angles of a triangle is 180 degrees
there fore,
α+4α+4α=180
9α=180
α=20
angles are 80,80,20
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