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# What is the difference between linear foot and square foot?

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A linear foot is a simple measurement of length or distance, whereas a square foot is a measurement of area. To determine the number of square feet of an area or object, its height and width must be known.

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Two objects 1 foot apart are at a distance of 1 linear foot from each other; a person who is 6 feet tall measures 6 linear feet.

The area of a square with sides each measuring 1 foot is 1 square foot (1 x 1). The area of a backyard measuring 25 feet wide and 40 feet long has an area of 1,000 square feet (25 x 40).

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## Related Questions

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An insole measurement is the length and width of the inside of a shoe at the points that are the greatest distance from one another. The length of an insole measurement is found by measuring the inside of a shoe from the toe to the heel while the width is measured at the shoe's widest point.

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A foot measurement chart is a sheet (usually paper) that measures the length and width of a person’s feet in inches to help determine shoe size, says About.com. Size matters and the information visible on a foot measurement chart should always cross reference with a manufacturer's shoe charts.

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To write linear equations from word problems, the student must first decide which quantities to assign variables to, and then decide what operations must be performed in order to solve the problem. For example, the unknown variable typically gets an assignation of x, and it must be determined whether addition, subtraction, multiplication, division or a combination of these is required.