Triangle ABC ~ Triangle ADE

AD=5; DB=3.5; BC=5.1; AE=6; EC=x
What is the length of AB?
What is the length of DE?
Write an expression that represents AC?
What is the length of EC?
What is the length of AC?

1 answer

How do you get DB and EC? There are separate triangles. Apparently they have one point (A) in common.