Answer this for 99 points 300 x 200 x 1000^ 30

With #! i’ve tried to figure it out but i can’t.

15 points ! ~ see if you know the answer to both you!

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.