Ted likes to run long distances. he can run 20 km 95 minutes. he wants to know how many kilometers (k) he will go if he runs at the same pace for 285 minutes.

Given that de, df, and ef are midsegments of △abc, and de=3.2 feet, ef=4 feet, and df=2.4 feet, the perimeter of △abc is .

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

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.