Question

In triangle ABC , If 3 angle A = 4 angle B = 6 angle C , calculate angle A , angle B , angle C. (explain in a simple language )

Answer 1

C=3B=2 (A+B) is given
C=3B=2 (A+B) =k (let )
hence
C=k , B=k/3 and A=k/2-k/3=k/6
we know
A+B+C=180
k+k/3+k/6=180

k=120
hence
C=120 B=40 and C=20