NEED HELP I've been struggling with this problem for 4 days now, I would really appreciate if someone could help me out :) Here is the problem:

Ohh Yaa I remember doing this. I remember the whole thing. :) Hope this helps!! ;3

Step-by-step explanation:

Step-by-step explanation:

Use triangle congruency:

BC=EC, AC=DC - Given

m∠DCE = m∠ACB because they are vertical angles

Therefore ΔABC ≅ ΔDEC because of Side-Angle-Side congruency

AB=DE because corresponding parts of congruent triangles are also congruent (CPCTC)