In a triangle ABC, if 3 A = 4 B = 6C ,then angle A, angle B, angle C respectively ,are Share with your friends Share 10 Varun.Rawat answered this Let 3A = 4B = 6C = k so, A = 240 / 3 = 80°B = 240 / 4 = 600C = 240 / 6 = 400 52 View Full Answer Rahul Raheja answered this A=x/3 B=x/4 c=x/6A+B+C=180x/3+x/4+x/6=1809x/12=180x=240a=80 B=60 C=40 16