Thread: ABC the Triangle (urgent)

let ABC be a triangle with AB=AC. D is a point on AC such that BC=BD. E is a point on AB such that BE=ED=AD. Find the angle size of EAD

please someone help, and also if u can show some working out that wouldbe great

thnx a million
justanotherperson

Hello justanotherperson

Originally Posted by justanotherperson

let ABC be a triangle with AB=AC. D is a point on AC such that BC=BD. E is a point on AB such that BE=ED=AD. Find the angle size of EAD

please someone help, and also if u can show some working out that wouldbe great

thnx a million
justanotherperson

Look at the diagram I've attached, which shows all the equal angles in the various isosceles triangles.

In

In

In

Solve these equations to find the value of

I make it: .

Can you see how to get these answers?

Grandad