please help see attached Geometry!!

Question

anonymous · Answer

attachment

e.mccormick · Answer

IK, so what do you know about isosseles triangles?  Their definition will help.

anonymous · Answer

at least 2 congruent sides -

e.mccormick · Answer

Yes.  Which means the opposite angles are also congruent.  That means wit any one angle in an  isosseles triangles, if you know the congrent sides, you can find all three angles.  So there is more you can write onto that diagram.

|dw:1391144507063:dw|

This is what is given.

e.mccormick · Answer

So, what else can you add to that?

anonymous · Answer

ok ? |dw:1391144815383:dw|
?? not sure

e.mccormick · Answer

Close!  But:
|dw:1391144929868:dw|
Not that all 4 are the same, but they come in 2 pairs.

What about just the angles of $\triangle$ADE?

e.mccormick · Answer

This should help. It is based on the rules for  isosseles triangles.
|dw:1391145062176:dw|