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 ...

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 compound ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Using cushions to build a fort, explore the concept of finding the largest area for a fixed perimeter.