How to Change Foot to Square Foot
Linear measurements, typically expressed in feet, can be converted to area measurements such as square feet.
A linear measurement is obtained from a ruler, and an example would be the length of one side of a property lot. An area measurement is calculated from linear measurements, and might be expressed as the total square footage area of a lot.
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Instructions
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Convert feet to square feet
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1
Use a ruler or tape measure to determine the length of one side of your yard. Record this measurement.
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2
Use a ruler or tape measure to determine the length of an adjacent side--not the opposite side--of your yard. Record this measurement.
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3
Calculate the area by multiplying the lengths of the two sides you measured. This is the area of the rectangle, and is expressed in units of square feet.
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Tips & Warnings
The process and calculations are identical for other units of measure such as inches, miles or kilometers.
