The perimeter is the total distance around the edge of a 2D shape. Examples of units of distance are millimetres (mm), centimetres (cm) and metres (m). The perimeter of any 2D shape can be found by ...
There are 10 squares contained in this shape. The area of the shape is 10 cm 2. The area of each square is 1 cm 2. There are 12 squares contained in this rectangle. The area of the rectangle is 12 cm ...