ABC is an isosceles triangle in which AB = AC and angle A = 20°.
BD is a line segment intersecting angle B, such that angle DBC = 70°.
A line segment CE intersects angle C, such that angle ECB = 60°.
ED is Joined.

Determine the measure of angle EDB.
Show your work!




            Send your solution by the end of the month to: David Pleacher