Math, asked by 4990stkabirdio, 4 months ago

In given figure, find measure of ∠B’A’C’

Please answer fast!!!

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Answered by Mrjaiswal09
3

Answer:

both triangles are congruent triangles,

then

3x=2x+20

3x-2x=20

x=20

angle A =3x= 3 x 20= 60

angle A'= 2x +20= 2 x 20+20=60

now., sum of angles of a triangle = 180

angle A +angle B +angle C = 180

60+60+ angle c= 180

120 + angle c = 180

angle c =180-120= 60

so angle C' also 60

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