Finding Unknown Side Area

What is the area of the shaded area of this square?

• 40 square units

• 9 square units

• 13 square units

• 49 square units

What is the area of this square?

• 49cm²

• 28cm²

• 14cm²

• 7cm²

What is the area of this rectangle?

• 84 square centimeters

• 19 square centimeters

• 38 square centimeters

• 7,056 square centimeters

A rectangular swimming pool was 9 meters wide with an area of 90 square meters. What is the length?

• 180 sq. meters

• 180 meters

• 10 sq. meters

• 10 meters

The area of a rectangle is 49 sq. in.  One side length is 7 in.  What is the other side length?

• 9 in.

• 10 cm.

• 3 in.

• 7 in.

Mrs. Davis wanted to cover the classroom with new carpet. If the length of the classroom was 12 feet and the width was 8 feet. How much carpet would she need to buy?

• 20 feet

• 40 ft

• 96 square feet

• 40 square feet

What is the missing measurement? 

• 9 cm

• 18 in

• 18 cm

• 9 in 

If the area of a shape is 50 square feet and the width is 10 feet, what is the length?

• 40 feet

• 10 feet

• 5 feet

• 15 feet

Given a rectangle with an Area of 96 sq. ft. Find the width if the height is 8 ft.

• 768 sq. ft.

• 768 ft.

• 12 sq. ft

• 12 ft.

How do you find the area of a rectangle?

• Length + Length + Length + Length

• Length + Width

• Length x Width

• Width x Width