Homework answers / question archive / A rectangular hole is to be cut in a wall for a vent

A rectangular hole is to be cut in a wall for a vent

Math

Share With

A rectangular hole is to be cut in a wall for a vent. If the perimeter of the hole is 184 in. and the length of the diagonal is a? minimum, what are the dimensions of the? hole?
Let the length and width of the hole be x and? y, respectively, and let the length of the diagonal be D. Find an equation that describes the quantity to be minimized.