How it works
Perimeter is the distance all the way round a shape.
Add every side.
A rectangle has two long sides and two short sides.
Worked examples
A rug
- A rug is 6 feet long and 4 feet wide.
- Walk round: 6 + 4 + 6 + 4 = 20.
- The perimeter is 20 feet.
A patio
- A patio is 8 meters long and 3 meters wide.
- 8 + 3 + 8 + 3 = 22.
- The perimeter is 22 meters.
A card
- A card is 6 centimeters by 4 centimeters.
- 6 + 4 + 6 + 4 = 20.
- The perimeter is 20 centimeters.
A taste of the worksheet
These are the first problems of set A. The printable sheet has many more, with an answer key.
- The placemat is 3 inches by 2 inches. How many inches all the way round it? ___
- Two sides are labeled, in centimeters. How many centimeters all the way round? ___
- How many centimeters is it all the way round the triangle? ___
- A square has sides of 5 meters. How many meters all the way round? ___
- All the way round is 26 inches. How long is the missing side? ___