While testing a new vaccine, a lab technician noticed that the number of bacteria reduced by half every minute. how long does it take for 3,000 bacteria to reduce to 375? it takes minutes for the number of bacteria to reduce from 3,000 to 375. nextreset

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.