Area and Perimeter

Front

What is area?

Back

Area is the amount of space inside a shape, measured in square units.

Front

What is perimeter?

Back

Perimeter is the distance around a shape, measured in units.

Front

How do you find the area of a rectangle?

Back

Multiply the length by the width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

How do you find the perimeter of a rectangle?

Back

Add all the sides together or use the formula: 2(length + width).

Tags

CCSS.4.MD.A.3

Front

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

Back

15 square units.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If a rectangle has a length of 4 units and a width of 6 units, what is its perimeter?

Back

20 units.

Tags

CCSS.4.MD.A.3

Front

What shape has an area of 1 square unit?

Back

A square with sides of 1 unit.

Tags

CCSS.3.MD.C.5A

Front

What is the area of a square with sides of 2 units?

Back

4 square units.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If two rectangles have the same area, what does that mean?

Back

They can have different side lengths but cover the same amount of space.

Tags

CCSS.3.MD.D.8

Front

What is the perimeter of a square with sides of 3 units?

Back

12 units.

Tags

CCSS.4.MD.A.3