Last updated: Jul 21, 2024

Square feet of a Rectangle Calculator

Q: How to calculate the square feet of a rectangle?

To find the square feet of a rectangle, you require its length and width : Convert the length and width into feet . Multiply this length and width to obtain the area in square feet . Double-check your answer using the square feet of a rectangle calculator.

Q: What is the area of an American football field?

48,000 sq.ft excluding the end zones . Including the end zones, it is 57,600 sq. ft . The regular play area is a rectangular field 300 ft long and 160 ft wide, whereas the entire field is 360 ft long and 160 ft wide.

Created by Krishna Nelaturu

Krishna Nelaturu

Krishna holds a Master's degree in Applied Mechanics and never shies away from asking questions and digging deeper. He has two years of experience in steel castings and a particular fascination for vehicle dynamics. For his thesis, Krishna developed a new optimization method to reduce squeak and rattle in premium cars. He is passionate about mathematics and physics and constantly wonders about our place in the Universe. He also loves stories and storytelling and hopes to write a book someday. See full profile

Check our editorial policy

Reviewed by Aleksandra Zając, MD

Aleksandra Zając

LinkedInWebsite

A young Medical Doctor certified International Board of Lifestyle Medicine Diplomate. In one of the big Warsaw clinics, she's responsible for prophylaxis and medical education. Professionally interested in nutrition, exercise, and mental health. She wants never to stop learning and currently studies postgraduate psychodietetics. She likes to bake and play with her pets – one dog and four fancy mice. See full profile

Check our editorial policy

New

Table of contents

Square feet of a rectangle How to calculate the square feet of a rectangle?How to use this square feet of a rectangle calculator?Other related calculators FAQs

Our square feet of a rectangle calculator is the perfect tool for when you want to calculate the area of a rectangle in square feet. In this article, we shall discuss how to calculate the square feet of a rectangle, how to use this calculator, and some frequently asked questions.

Square feet of a rectangle

Square feet of a rectangle is the area of that rectangle measured in the imperial units $\text{sq} \cdot \text{ft}$ or $\text{ft}^2$ . Apart from this particularity, square feet of a rectangle is computed in the same way as its area:

\qquad \text{SA} = l \times w

where:

$\text{SA}$ - The surface area of the rectangle measured in $\text{sq} \cdot \text{ft}$ or $\text{ft}^2$ ;
$l$ - The length of the rectangle measured in $\text{ft}$ . Usually, it refers to the longest side of the rectangle; and
$w$ - The width of the rectangle measured in $\text{ft}$ . Usually, it refers to the shortest side of the rectangle.

Ensure that the length and width are in feet before the multiplication to avoid further conversions.

How to calculate the square feet of a rectangle?

To find the square feet of a rectangle, you require its length and width:

Convert the length and width into feet.
Multiply this length and width to obtain the area in square feet.
Double-check your answer using the square feet of a rectangle calculator.

How to use this square feet of a rectangle calculator?

This square feet of a rectangle calculator is simple to use:

Enter the length of the rectangle in its appropriate field. It's alright if its units are not in feet. Just ensure you're getting the units right.
Enter the width (or breadth) of the rectangle in its appropriate field. Again ensure that you've picked the correct units.
Our square feet of a rectangle calculator will automatically calculate the area of the rectangle in square feet and display the result in the appropriate field.

FAQs

What is the area of an American football field?

48,000 sq.ft excluding the end zones. Including the end zones, it is 57,600 sq. ft. The regular play area is a rectangular field 300 ft long and 160 ft wide, whereas the entire field is 360 ft long and 160 ft wide.

How do I calculate the square feet of carpet required?

To calculate the square feet of carpet required for your floor, follow these simple steps:

Measure the length and width of the floor where you want to lay your carpet. It is convenient to take this measure in feet.
Multiply this length and width to acquire the area of the carpet in square feet.
Celebrate your successful calculation of the carpet area.