Math, asked by prakashpookkad, 4 months ago

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Answered by LALAYS
1

We know that sum of all angles of a triangle is 180 degree

angle A+angle B+angle C=180 degree

100+x+x=180

100+2x=180

2x=180-100

2x=80

x=80÷2

x=40

Therefore angle B=angle C=40 degree

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