Area and Perimeter

Front

What is the perimeter?

Back

The perimeter is the distance around a shape.

Front

What is the area?

Back

The area is the amount of space inside a shape.

Front

What is the formula to find the perimeter of a rectangle?

Back

Perimeter = 2(length + width)

Tags

CCSS.3.MD.D.8

Front

What is the formula to find the area of a rectangle?

Back

Area = length × width

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What unit is used to measure area?

Back

Square units (e.g., square feet, square meters)

Tags

CCSS.3.MD.C.6

Front

What unit is used to measure perimeter?

Back

Linear units (e.g., feet, meters)

Front

If a rectangle has a length of 5 feet and a width of 3 feet, what is its perimeter?

Back

Perimeter = 2(5 + 3) = 16 feet

Tags

CCSS.4.MD.A.3

Front

If a rectangle has a length of 5 feet and a width of 3 feet, what is its area?

Back

Area = 5 × 3 = 15 square feet

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What do you do to find the perimeter of a shape?

Back

You add the lengths of all the sides.

Tags

CCSS.3.MD.D.8

Front

What is a polygon?

Back

A polygon is a closed shape with straight sides.

Tags

CCSS.2.G.A.1