SEAMO 2027 - Paper D - SET 01 - Self-study Question 12

In the figure, $B,A,D$; $B,C,E$; $A,C,F$; and $D,E,F$ are collinear in the displayed orders. Given $BA=BC$, $AD=AF$, $EB=ED$, and $\angle BED=x^\circ$, find $x$.