Question

In ∆ABC, angle A =100°AND AB=AC.THEN FIND angle B______ and angle C _____.​

Answer 1

Step-by-step explanation:

As AB = BC therefore angle B = angle C 

So A + B + C = 180 degree

Therefore, angle B = angle C = 40 degree

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Answer 2

Answer:

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Step-by-step explanation:

A=100°

AB=AC so there opposite angle would be equal(property)

100°+x+x=180°(angle sum property of triangle)

X=40°