Liam has 3/4 gallon of milk in one container and 1/5 gallon in another container.
How much milk does Liam have altogether?

Standard deviation of 19,29,21,22,23

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.

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup