For a regular pentagon, the area is 336 mm^2 and the apothem is 9.6 mm. Find the side length, in millimeters, of the pentagon. Round your answer to the nearest whole number​

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.