Finding the Area by Composing Rectangles

Fake Mr. Ng wanted to cover the classroom with a new carpet. If the length of the classroom was 12m and the width was 8m. How much carpet would he need to buy?

Tommy wants to mow his rectangular lawn. If his lawn is 15m by 25m how many square meters does he have to mow?

Find the area of the rectangle shown in the picture

Find the area of a rectangle with a base of 7 mm and a height of 10 mm?

Find the area.

A desk has an area of 72 square meters and a width of 9 meters. What is the length of the desk?

Find the area of the rectangle.

Hugh orders a party banner for his son's birthday. The length and width of the banner are 72 m and 23 m respectively. What is the area of the party banner?

What is the area of the rectangle shown in the picture? (You can use cm instead of feet)

What is the area of the rectangle?

• 8 ft²

• 9 ft²

• 10 ft²

• 12 ft²