You can 
put this solution on YOUR website! Given 
Line DB Bisects Line AC    (THey meet at point e in the middle of the rectangle)
Angle 1 is congruent to Angle 2 
Prove ABCD = rectangle
That isn't necessarily true because ABCD could be only a
parallelogram, and not necessarily a rectangle, as you can
see from the drawing below, where the same things are given:
 If there is something given that you omitted, then post again.
Edwin
If there is something given that you omitted, then post again.
Edwin