Square Feet to Acres
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1 square foot (sq ft) = 2.29568E-05 acre (acre). Square Foot (sq ft) is a unit of Area used in Standard system. Acre (acre) is a unit of Area used in Standard system.

Square Foot: A Unit of Area

A square foot is a unit of area that measures the size of a surface. It is defined as the area of a square whose sides are one foot long. A square foot is equal to 144 square inches, 0.092903 square meters, or 0.0000229568 acres. It is also a common unit of area in the United States customary system and the imperial system.

How to Convert Square Foot to Other Units

To convert a square foot to other units of area, we need to multiply or divide by a conversion factor. A conversion factor is a number that relates two units of measurement. For example, to convert a square foot to a square meter, we need to multiply by 0.092903, which is the conversion factor between these two units. Here are some common conversion factors for square foot and other units of area:

• 1 square foot = 0.092903 square meters
• 1 square foot = 144 square inches
• 1 square foot = 0.111111 square yards
• 1 square foot = 0.0000229568 acres
• 1 square foot = 0.00000003587 square miles
• 1 square foot = 929.03 square centimeters
• 1 square foot = 92903 square millimeters

Acre: A Unit of Area

An acre is a unit of area that is commonly used for measuring land in the United States and the United Kingdom. It is equal to 43,560 square feet, or 4,840 square yards, or about 4,047 square meters, or 0.4047 hectares. The acre is defined as the area of a rectangle that has a length of one chain (66 feet) and a width of one furlong (660 feet). This is equivalent to 10 square chains, or 1/640 of a square mile.

The acre is not a standard unit in the International System of Units (SI), but it is legally recognized in some countries as a supplementary unit that can be used for trade if given as additional information and not used for land registration.

How to Convert Acre to Other Units

To convert an acre to other units of area, we can use the following conversion factors:

• 1 acre = 43,560 square feet
• 1 acre = 4,840 square yards
• 1 acre = 0.4047 hectare
• 1 acre = 4,046.8564224 square meters
• 1 acre = 0.0015625 square mile
• 1 acre = 0.4047 dunam (a unit used in Israel and Turkey)

To convert from other units to an acre, we can use the inverse of these conversion factors.

For example, to convert 10 hectares to acres, we can use:

10 hectares x (1 acre / 0.4047 hectare) = 24.71 acres