P 2 a d2 - a2 2 b d2 - b2 4. Think of the possible dimensions the rectangle can have if the sum of the length and width equals 9 cm. 2 length 2 width.
Since the area of the rectangle is equal to its length multiplied by its width and the area of the rectangle is given the following equation must be true.
A rectangle with four sides of equal length is a square. Perimeter of Rectangle 2Length Width 220 9 cm 2 x 29 cm. A rectangular bedroom with one wall being 15 feet long and the other being 12 feet long is simply 12 x 15 180 square feet. Make sure you substitute for the correct variables.