Home
Back
Square Foot Formula:
| From: | To: |
Square footage calculation is used to determine the area of a space by multiplying its length by its width. This measurement is essential in construction, real estate, interior design, and landscaping to estimate materials, costs, and space utilization.
The calculator uses the formula:
Where:
Explanation: The calculator first converts any inches input to their decimal foot equivalent (inches ÷ 12), then multiplies the total length by the total width to get the square footage.
Details: Accurate square footage calculations are crucial for determining material quantities for flooring, painting, tiling, and other construction projects. It's also essential for property valuation, space planning, and compliance with building codes.
Tips: Enter measurements in feet and inches for both length and width. For measurements that are only in feet, enter 0 for the inches field. All values must be non-negative numbers.
Q1: How do I convert inches to feet for calculation?
A: Divide the number of inches by 12. For example, 6 inches equals 0.5 feet.
Q2: Can I use this calculator for irregularly shaped areas?
A: No, this calculator is designed for rectangular or square areas. For irregular shapes, you would need to break the area into smaller rectangular sections and calculate each separately.
Q3: How accurate should my measurements be?
A: For most projects, measuring to the nearest inch is sufficient. For precision work, you may need to measure to the nearest 1/8 or 1/16 of an inch.
Q4: What's the difference between square feet and linear feet?
A: Square feet measure area (length × width), while linear feet measure length in a straight line. They are used for different purposes in construction and design.
Q5: How do I calculate square footage for a room with multiple sections?
A: Measure each rectangular section separately, calculate the square footage for each, then add them together to get the total square footage.