mark wants to build a concrete patio that will be 9 yards by 11 yards . it will cost $4.00 per square yard to build . what will be the cost of the patio

maximum area = xy = (16)(32) = 512 ft2

to maximize the area of the garden, the side of the fence parallel to the side of the house should be 32 ft long, and the other two sides should both have length 16 ft.'

source

squares, rhombus, rectangles