Martin purchases a round kitchen table for his apartment. The table measures 54 inches across. His grandmother wants to make a tablecloth for his new table that hangs down 12 inches all around. About how many square feet of material will it take to make the tablecloth? Show all calculations.

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?