Finding Area of Rectangle Using Simplified Expressions

Matthew built a rectangular garden to grow food for his family. His garden was 3 feet wide by 7 feet long. What was the area of his garden?

• 21 sq. ft.

• 22 sq. ft.

• 15 sq. ft.

• 18 sq. ft.

Felipe started placing square tiles to form a rectangle. He continued to place the square tiles until he covered the entire rectangle. What is the area of the rectangle in square units.

• 11 sq. units

• 22 sq. units

• 28 sq. units

• 27 sq. units

Find the area of the rectangle in square centimeters.

• 17 sq. cm.

• 40 sq. cm.

• 26 sq. cm.

• 60 sq. cm.

A model of a rectangular bulletin board is shown. The top row has been divided into squares of equal size. The rest of the model will be divided into squares of the same size. What is the area of square units represented by this model?

• 8 sq. units

• 15 sq. units

• 12 sq. units

• 16 sq. units

Kate used the the expression 3 x 8 to find the area of the figure. Which expression could also be used to find the area?

• (3 x 5) + (3 x 3)

• (3 x 4) x (3 x 4)

• (4 x 5) + (3 x 6)

• (2 x 3) = (3 x 4)

Give the most precise name of the figure and the correct formula(s) to find the area.

• Rectangle

• Regular Polygon

• 
• 
• 

The area formula for this shape is

Harper used the the expression 4 x 9 to find the area of the figure. Which expression could also be used to find the area?

• (4 x 9) + (4 x 9)

• (4 x 3) + (4 x 9)

• (4 + 3) + (4 + 6)

• (4 x 3) + (4 x 6)

What is the area of the rectangle?

• 15 cm2

• 8 cm2

• 2 cm2

• 16 cm

Marcia decided to tile her kitchen floor. What is the area of Marcia's kitchen floor?

• 5 sq. units

• 20 sq. units

• 15 sq. units

• 10 sq. units