Hello!


Can I get some help with that question please. I don't think I did it right, sadly.


Thank you!

Don't forget to show your work and give as much details possible.

Hello Can I get some help with that question please I dont think I did it right sadly Thank you Dont forget to show your work and give as much details possible class=

Respuesta :

Let O be the point of intersection of diagonals.

Consider triangles FOE and EOD:
FO = OD,  ∠FOE = ∠EOD  and OE is a common side  ⇒ 
triangles FOE and EOD are congruent.

In congruent triangles all corresponding sides and are congruent  ⇒
EF = DE = 6