Mary was performing experiments in her science class. When she started the experiment, the temperature was 20°F. After 1 hour, the temperature was 0°F.

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.

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Explain why the factor 1.5 is broke. into two numbers in the model.