The perimter of the rectangle is 28 units

I don't exactly know what you are asking but here's what i thought when i saw this: The perimeter of a rectangle with a width of 13 units and a length of 14 units. The area of a square with side lengths of 9 units. The length of a rectangle with a width of 7 units and an area of 28 square units. The side length of a square with an area of 64 square units.