SubArea: TrianglesLevel: AProject ID: 1003021701Source Problem: 2010015201Accepted: 1Clonable: 1Easy: 1Interior angles of a triangle ABC are in the ratio α:β:γ=2:4:6. Calculate the measures of these angles.α=30∘; β=60∘; γ=90∘α=20∘; β=40∘; γ=60∘α=15∘; β=30∘; γ=135∘α=90∘; β=60∘; γ=30∘