Square metre
Square metre (or square meter, symbol: m²) is the SI derived unit of area. It is defined as the area of a square whose sides measure exactly one metre. The square metre is derived from the SI base units of the metre, which is the unit of length. It is used worldwide as a common measure of area for various applications, from land measurement to the calculation of the size of an apartment or house.
Definition[edit | edit source]
The square metre is defined as the area of a square with sides that are one metre in length. The formula to calculate the area of a square is side length squared, which in the case of a square metre is 1m * 1m = 1m². This unit is part of the International System of Units (SI), which is the modern form of the metric system.
Usage[edit | edit source]
Square metres are widely used around the world in many contexts. In real estate, they are used to describe the size of land plots, rooms, houses, and other buildings. In agriculture, square metres can describe the size of fields or greenhouses. In science and engineering, the square metre helps quantify the area of materials, layers, or coatings, among other applications.
Conversion[edit | edit source]
Square metres can be converted to and from other units of area. Common conversions include:
- To square feet: 1 square metre is approximately equal to 10.7639 square feet. - To square kilometers: 1 square kilometre is equal to 1,000,000 square metres. - To acres: 1 acre is approximately equal to 4,046.86 square metres.
Related Units[edit | edit source]
The square metre is part of a family of units used to measure area. Other related units include:
- Square centimetre (cm²): 1 square metre is equal to 10,000 square centimetres. - Square millimetre (mm²): 1 square metre is equal to 1,000,000 square millimetres. - Hectare (ha): 1 hectare is equal to 10,000 square metres and is commonly used in land measurement.
See Also[edit | edit source]
- Area - Metric system - International System of Units - Conversion of units
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