The total area of a compound shape is found by adding up the areas of the rectangles that have created the whole shape. This may be done in more than one way. The calculation may use a subtraction ...

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 ...