The perimeter is the distance around the outside of a closed 2D shape, space or area. You see the perimeter in real life on a football pitch or around a house to show its boundary. You can only find ...
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 ...