Learn about perimeters and how to calculate the perimeter of a simple shape with this BBC Bitesize Maths article. For students between the ages of 11 and 14. Area of squares, rectangles and ...

Ambrose: What's the perimeter? Pizza Boss: The perimeter is the outside of the shape, like the room. The area is the inside. Perimeter outside, area inside. Perimeter outside, area inside.