1.

Reason: Given
2.

Reason: Given
3.

Reason: C splits AE in half (midpoint)
4.

Reason: C splits DB in half (midpoint)
5.
Both triangles share the same side lenghts
Reasons: Proven in 1) , 3) and 4)
6.
Both triangles share the same interior angles
Reasons: They have the same side lenghts