Question

This one is kinda big , please help if you can!

Answer 1

I think it's A

Answer 2

I think it's A as welll, butI'm not sure.

Answer 3

yes you are right.. it's A

first calculate the coordinates.. then slopes to prove that DE & AC are parallel
then calculate lengths to prove that DE=AC/2

Answer 4

Thanks

Answer 5

yw :)