Question

What is angle ACE?what is angle DCB?what is angle ACB?

Answer 1

Assuming that the lines are parallel,

`\boxed{m\angle ACE=115^(\circ)}` (corresponding angles)

`\boxed{m\angle DCB=35^(\circ)}` (alternate interior angles)

`\boxed{m\angle ACB=30^(\circ)}` (sum of angles in a triangle)