Question

In the figure, AE  seg BC, seg DF  line BC, AE = 4, DF = 6, then find A(angel ABC)/(angel DBC​

Answer 1

Answer:

In ∆ABC,

∠ACD = ∠A + ∠B (Exterior angle property)

= 70∘ + 40∘

= 110∘

Hence, the measure of ∠ACD is 110∘.