Perimeter and
Area
Area
Area is the amount of surface
space inside of a flat object
2 feet
Area
Area
4 feet
2 X 4 = 8 feet squared
2 feet
3 X 2 = 6 feet squared
3 feet
What would be greater, the
area of your bedroom or
the area of your house???
You’re Right! The area of your house
would be greater than the area of your
bedroom because it takes up more space
Find The Area
How do we find the area of a
rectangle?
4 feet
6 feet
Area = length X width
4 feet
6 feet
Area = 6 feet X 4 feet =
24 feet squared
Perimeter
Perimeter is the distance around
an object
Perimeter
Perimeter
What would be greater, the
perimeter of your bedroom
or the area of your
house???
You’re Right! The perimeter of your house
would be greater than the perimeter of
your bedroom because it has more
distance around the edge
Find The Perimeter
How do we find the perimeter of a
rectangle?
4 feet
6 feet
Perimeter = length + width + length
+ width
6 + 4 + 6 + 4 = 20 feet
Perimeter= 2 X length +
2 X width
4 feet
6 feet
Perimeter = 2 x
6+2x4
Perimeter = 12 + 8 = 20 feet
How are perimeter
and area different ???
How do you calculate
perimeter and area ???