Perimeter and Area

Differentiating between the two

Perimeter

What is perimeter of a shape?

Perimeter Definition

Perimeter is the distance around the outside of a shape or figure

Area

What is the area of a shape?

Area Definition

Area is the number of unit squares that can fit inside a flat plane or figure

The area of this figure is 6 (L) X 4 (H) = 24

Formula for Perimeter

The formula for the perimeter of a rectangle is 2 width (length) multiplied by 2 heights

This looks like: 2L X 2H = Perimeter

Formula for Area

The formula for the are of a rectangle is width (length) multiplied by height

This looks like: L X H = Area

Difference

What is the difference between perimeter and area?

Difference

If I were to plant corn for my farm… The perimeter would be how much wood I

would need go around my farm The area would be how much soil I would need

to cover the ground

Examples

Area Area

Perimeter

Perimeter

Answers

Area Area

Perimeter

Perimeter

50 44

70 60

Review

PERIMETER AREA

2L X 2H = Perimeter The distance around

the shape

L X H = Area Square units inside

the shape