IXL | Find the missing side length of a rectangle: word problems

A laundry room is shaped like a rectangle. It is 7 feet wide, and the floor's area is 70 square feet. How long is the room?

feet

ref_doc_title.

Learn with an example

An artist draws a tiny rectangle. It has an area of 60 square millimeters and a width of 6 millimeters. What is its height?

millimeters

The area of a rectangle is equal to its length times its width.

The rectangle has an area of 60 square millimeters and a width of 6 millimeters.

millimeters

square millimeters

The area is equal to the width times the height.

To find the height, you can think of a multiplication fact you know.

Or, you can use a related division fact.

The height is 10

millimeters.

Looking for more? Try these:

$Confetti$

Now entering the Challenge Zone—are you ready?

hr	min	sec
00	00	06

Teacher tools

Work it out

Not feeling ready yet? These can help: