Area Formula:
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Square footage is a measurement of area expressed in square feet (ft²). It's commonly used in real estate, construction, and interior design to measure the size of spaces.
The calculator uses the basic area formula:
Where:
Explanation: The formula multiplies the length by the width to determine the total area in square feet.
Details: Calculating square footage is essential for determining material quantities, space planning, property valuation, and compliance with building codes.
Tips: Enter length and width in feet. Both values must be positive numbers. The calculator will automatically compute the area in square feet.
Q1: How do I measure irregularly shaped areas?
A: Break the space into smaller rectangular sections, calculate each separately, then sum the results.
Q2: Does this work for metric measurements?
A: This calculator uses feet. For meters, multiply length × width to get square meters.
Q3: How precise should my measurements be?
A: For most purposes, measuring to the nearest inch (0.08 feet) is sufficient.
Q4: What's the difference between square feet and linear feet?
A: Square feet measures area (length × width), while linear feet measures length only.
Q5: How do I convert square feet to other units?
A: 1 square foot = 0.0929 square meters = 144 square inches.