Question

How to solve this proof?

Answer 1

DE=DE (common)
AE=BE (CE intersects AB)
And angle AED = angle BED
So triangle ADE ≅ triangle BDE
(SAS congruence rule)

Answer 2

∆ACD≅∆BCD definition of a segment bisector

Explanation:

I think this is the only way to prove it in one reason