A rectangular box, with a square base and open at the top is to be constructed. If the volume of the box needs to be 108 cubic feet, what is the minimum surface area?

Question

A rectangular box, with a square base and open at the top is to be constructed.  If the volume of the box needs to be 108 cubic feet, what is the minimum surface area?

helper · Answer

See the links below under Related Questions. Similar problems have been posted before and some of the info in those posts maybe be helpful.