What is the average rate at which a person can quickly walk?

What two consecutive odd integers have a sum of -28

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.

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.