We watched a video of a car blaring it’s horn constantly as it drives by. where is the distance between the sound waves the shortest? a. in front of the car b. behind the car d. the distance doesn’t change

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.