Math, asked by krishnasarathishem, 18 days ago

Pls tell the answer fast

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Answers

Answered by my2010387

0

∆a∆b∆c=60+40+80=180

Step-by-step explanation:

so three angle = 180

Answered by mishrathfanushka

0

Answer:

angle A +angle B + angle C = 180°

5x-60° +2x+40°+3x-80°=180°

10x+40°-140°=180°

10x-100=180°

10x=180+100

10x=280°

x=280/10

x=28°

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