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Convert Square Meter to Acre

Square Meter (m²)
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Acre (ac)

Square Meter

The square meter (m²) is the SI (International System of Units) unit of area. It is defined as the area of a square with sides that are each 1 meter long. One square meter is equivalent to 1 meter × 1 meter and is used to measure areas in a variety of fields, including real estate, construction, and land measurement.

Origin:

The square meter derives from the meter, which is the base unit of length in the SI system. The meter was originally defined in the late 18th century during the French Revolution as one ten-millionth of the distance from the equator to the North Pole. With the introduction of the meter, the square meter was naturally established as the unit for area. The square meter has since become the standard unit for area measurement in scientific, engineering, and everyday applications, reflecting the metric system's widespread use globally.

Acre

The acre is a unit of area commonly used in the imperial system and the U.S. customary system. It is used primarily for measuring large areas of land, particularly in agriculture, real estate, and forestry. One acre is defined as 43,560 square feet or 4,840 square yards, which is approximately 4,047 square meters or 0.4047 hectares.

Origin:

The acre has its origins in medieval England, where it was used as a unit of area for measuring land, particularly for agricultural purposes. The term "acre" comes from the Old English word "aecer", which referred to a field or a piece of land. The unit was historically defined as the area that could be plowed in one day by a team of oxen. The standard definition of an acre as 43,560 square feet was established in the 18th century, and it has been widely adopted in countries that use the imperial or U.S. customary systems. Despite the global adoption of the metric system, the acre remains a standard unit for land measurement in the United States and other regions that follow imperial units.

Convert Square Meter to other area-converter units

1 Square Meter = 1 Square Meter

1 Square Meter = 0.000001 Square Kilometer

1 Square Meter = 10000 Square Centimeter

1 Square Meter = 1000000 Square Millimeter

1 Square Meter = 1000000000000000000 Square Nanometer

1 Square Meter = 1000000000000 Square Micrometer

1 Square Meter = Hectare

1 Square Meter = Acre

1 Square Meter = 3.861021585e-7 Square Mile

1 Square Meter = 1.1959900463 Square Yard

1 Square Meter = 10.763910417 Square Feet

1 Square Meter = 1550.0031 Square Inch