The outside edge of a shape is known as the perimeter. Learn how to work out the perimeter of a 2D shape with this Year 4 article from BBC Bitesize.

These math riddles on area and perimeter are to help you prepare for your exam, be it school or competitive. Test your math skills now with these math riddles.

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 ...