2500 people in the town 3200 move away what was the percent of decrease

Asphere has a diameter of 10 in. what is the volume of the sphere?

Explain how you can use the associative property to evaluate (7x50)x4.

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.