The area of the rectangle is 12 cm 2. The area of a rectangle can also be calculated using the following formula. Calculate the area of the large rectangle. \(8 \times (4 + 4 + 4) = 8 \times 12 ...

You may have to calculate missing lengths before finding the area of some of the shapes. Rectangle A: first calculate the length of the rectangle. The total length of the shape is 12 cm ...