Question

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5. In A ABC, ZA= 2x – 10°, ZB= x + 10° and
ZC= 2x - 20°, then find the measure of each
angle of A ABC.

Answer 1

Answer:

sum of all angles is 180

so,

2x-10+x+10+2x-20=180

5x-20=180

X=200/5

X=40

so,

angle A = 2*40-10 = 70°

angle B = 40+10 = 50°

angle C = 2*40-20 = 60°

Step-by-step explanation:

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