How can you describe angle pair relationships and use these descriptions to find angle measures?

Which expression shows the sum of the polynomials with like terms grouped together

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.

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.