![AC \cong\DB... (given)\\\|(AB + BC) \cong (DC + BC) \\\\AB \cong DC.... (1)\\\\In\: \triangle ABC \: \&\: \triangle DCE\\FA \cong ED... (given) \\\angle A \cong \angle D.... (given) \\AB \cong DC....[From\: (1)] \\\therefore \triangle ABC \: \cong\: \triangle DCE.. (by\: SAS\: postulate) \\\therefore BF \cong CE.. (csst)](/tpl/images/1004/3023/fd475.png)
Ignore the pencil marks. Pls help
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