AREA AND PERIMETER 3RD GRADE

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.

Front

How do you calculate the area of a rectangle?

Back

Multiply the length by the width (Area = Length x Width).

Front

How do you calculate the perimeter of a rectangle?

Back

Add all the sides together (Perimeter = 2 x Length + 2 x Width).

Front

What is the area of a rectangle that is 5 units long and 4 units wide?

Back

20 square units.

Front

What is the perimeter of a rectangle that is 5 units long and 4 units wide?

Back

18 units.

Front

What units are used to measure area?

Back

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

Front

What units are used to measure perimeter?

Back

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

Front

If a square has a side length of 3 units, what is its area?

Back

9 square units.

Front

If a square has a side length of 3 units, what is its perimeter?

Back

12 units.