Question

what size corners should be cut from a piece of cardboard that measures 30 in by 30in to make a open top box with greatest possible volume PLEASE HELP WILL MEDAL

Answer 1

an open box is to be made from a 4 ft by 5 ft piece of cardboard by cutting out .... What size corner squares should be cut to yield a box that has a volume of less than ... A box with no top is to be constructed from a piece of cardboard whose length measures 6 .... The boxes will be made to have the greatest possible volume.