The area of a compound shape can be calculated by adding the areas of the shapes it is made from. Break the shape into two squares and a rectangle. Calculate the area of each shape. \(4 \times 4 = 16~ ...
Sometimes shapes can be more complicated. Be particularly careful to add up the lengths of every side when you work out the total perimeter. Perimeter \(= 2 + 2 + 3 + 3 + 5 + 5 = 20~cm\) In some cases ...