The actual dimensions of a rectangle are 50 yards (length) by 35 yards (width). according to the blue-print below, what scale was used? 1 inch = 3.5 yards 1 inch = 35 yards 1 inch = 50 yards 1 inch = 10 yards

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.