Parallelogram abcd has vertices a(-2, -5 1/2) b(-4, -5 1/2) c(-3,-2) d(-1,-2). find the vertices of parallelogram a'b'c'd' after a translation of 2 1/2 units down.
me and show the work to get the new vertices! you!

Randy and trey take turns cleaning offices on the weekends. it takes randy at most 4 hours to clean the offices. it takes trey at most 6 hours to clean the offices. what is the greatest amount of time it would take them to clean the offices together? 2.4 hours 2.5 hours