Jeremy went to the butcher. he bought 3 pounds of beef at $5.10 per pound and 5 pounds of chicken at $2.28 per pound. how much did jeremy spend at the butcher in total?

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.