Jill ,meg and beth are sisters. jill is 2 years younger than meg. beth is half as old as meg. let m represent megs age. write two other algebraic expressions based on the situation

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.