Convert square kilometer to square foot (US survey)
Please provide values below to convert square kilometer [km^2] to square foot (US survey) [ft^2 (US)], or Convert square foot (US survey) to square kilometer.
How to Convert Square Kilometer to Square Foot (Us Survey)
1 km^2 = 10763867.3626491 ft^2 (US)
Example: convert 15 km^2 to ft^2 (US):
15 km^2 = 15 × 10763867.3626491 ft^2 (US) = 161458010.439737 ft^2 (US)
Square Kilometer to Square Foot (Us Survey) Conversion Table
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Square Kilometer
A square kilometer is a unit of area equal to the area of a square with sides measuring one kilometer each.
History/Origin
The square kilometer has been used as a standard unit of area measurement in the metric system since its adoption, primarily for measuring large land areas such as countries and regions.
Current Use
It is commonly used in geography, urban planning, and environmental studies to quantify land and area sizes, especially in contexts requiring large-scale measurements.
Square Foot (Us Survey)
A square foot (US survey) is a unit of area equal to the area of a square with sides measuring one foot, primarily used in land measurement and real estate in the United States.
History/Origin
The square foot originated from the foot as a unit of length, which has been used since ancient times. Its application as an area measurement became standardized in the United States for land and property measurements in the 19th and 20th centuries.
Current Use
Today, the square foot (US survey) is widely used in real estate, construction, and land surveying within the United States to measure property sizes, building areas, and land plots.