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 (Area = 5 × 3).

Front

What is the area of a rectangle with a length of 8 cm and a width of 5 cm?

Back

40 square centimeters (Area = 8 × 5).

Front

What is the area of a rectangle with a length of 6 cm and a width of 4 cm?

Back

24 square centimeters (Area = 6 × 4).

Front

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

Back

The area of the shaded part is the total area of the rectangle minus 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 = 20 ÷ 4).

Front

What is a square unit?

Back

A square unit is a unit of measure for area, representing a square that is 1 unit long on each side.

Front

What is the area of a rectangle with a length of 10 units and a width of 2 units?

Back

20 square units (Area = 10 × 2).

Front

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

Back

21 square units (Area = 7 × 3).