Area 3rd Grade

Front

What is area?

Back

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

Front

How do you calculate the area of a rectangle?

Back

To calculate the area of a rectangle, multiply its length by its width. (Area = Length × Width)

Front

What is the area of a rectangle with a length of 5 units and a width of 3 units?

Back

15 square units.

Front

What is the area of a rectangle with a length of 4 units and a width of 2 units?

Back

8 square units.

Front

What is the area of a rectangle with a length of 6 units and a width of 2 units?

Back

12 square units.

Front

What is the area of a rectangle with a length of 8 units and a width of 2 units?

Back

16 square units.

Front

What is the area of a rectangle with a length of 10 units and a width of 1 unit?

Back

10 square units.

Front

What is the area of a rectangle with a length of 7 units and a width of 3 units?

Back

21 square units.

Front

What is the area of the shaded part of a rectangle?

Back

The area of the shaded part is the difference between the total area and the area of the unshaded part.

Front

If a rectangle has an area of 20 square units and a width of 4 units, what is its length?

Back

5 units (Length = Area ÷ Width).