Calculating the perimeter of any shape is an essential skill in mathematics, as it helps determine the length around the object. The perimeter is the sum of all the sides of a two-dimensional figure ...

Narrator: Okay. Draw a rectangle.Now, measure the perimeter. It’s the total length around a shape. But what if you couldn’t measure the sides? Then you’d have to use what information you do know to ...

The perimeter is the distance around the outside of a 2D shape. The distance can be measured in units like millimetres, centimetres, metres and kilometres. To work out the perimeter, add up the ...