XinY Units - Convert area units from Square Millimetres to Square Feet
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Square Millimetres
The area equal to a square that is 1 millimeter on each side.
Square Feet
The square foot is an imperial unit and U.S. customary unit of area, used mainly in the United States. It is defined as the area of a square with sides of 1 foot. A standard tennis court is 78 feet x 36 feet, which means it is 2,808 square feet.