Calculating perimeter Compound shapes The perimeter of a shape is the total distance around its edge. To calculate the perimeter of a shape, you just have to add up the lengths of all of its sides.

KS3 Maths Perimeter, Area, Volume learning resources for adults, children, parents and teachers. BBC Homepage. ... rectangles and compound shapes with this BBC Bitesize Maths article.

I had a bit of a problem. I needed to fit my entire body through a hole in a standard piece of printer paper. While this isn't a real problem, it is a fun way to show how the perimeter and area of ...