Question

Medal and Fan
I dont want any specific answers but could somebody walk me through this to get the answer?

Answer 1

Which statement can be used to fill in the blank space?
Line segment AB is congruent to line segment CD
Line segment BE is congruent to line segment AE
Line segment BE is congruent to line segment CE
Line segment BC is congruent to line segment AD

Answer 2

There's a missing statement for the reason of definition of parallelogram, correct?

Answer 3

right

Answer 4

sorry my internet bugged out for a second there

Answer 5

The previous statement states that <CAD is congruent to <ACB.