Finding a Missing Dimension Given the Area

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.

In the question, "Danny’s grandmother is making a quilt that is 7 squares wide. If she needs 35 squares total, how many squares long is the length?" What is the first 2 steps to find the missing dimension?

• Write out the equation and substitute the information that you are given.

• Divide 7 by 35

• Divide 35 by 7

• Multiply 35 by 7

Danny’s grandmother is making a quilt that is 7 squares wide. If she needs 35 squares total, how many squares long is the length?

• 5

• 7

• 8

• 6

An envelope from the post office is 3 inches wide with a total area of 30 square inches. What is the height of the envelope?

• 12 in

• 14 in

• 10 in

• 8 in

Rachel was cutting out some fabric for a friend. She cut a piece that was 5 centimeters wide and had an area of 20 cm2. How long was the piece?

• 6 cm

• 7 cm

• 5 cm

• 4 cm

A lawn had an area of 35 square feet. If it was 7 feet in width, how long was it?

• 10 ft

• 5 ft

• 6 ft

• 8 ft

If Matthew knows the volume of a rectangular prism is 132 m³ and the area of the base is 22 cm². What is the height of the rectangular prism?

• 6 cm

• 6 cm²

• 6 cm³

• 5 cm

If Olivia knows the volume of a rectangular prism is 192 m³ and the area of the base is 24 m². What is the height of the rectangular prism?

• 6 m

• 6 m²

• 6 m³

• 8 m

Sally has a box with a length of 8 inches and a width of 7 inches. Sally knows her box has a volume of 280 inches³. What is the height of her box?

• 5 inches

• 5 inches³

• 4 inches

• 4 inches³