How many sandwich combinations are possible from a choice of roast beef or ham with American cheese or Swiss cheese

Which of the greatest common gcf of 32 and 48 a 16 b 96 c 8 d 32

What is a graph with a never ending line called?

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.