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Category: area Conversion: Arpents to Square Kilometers The base unit for area is square meters (Non-SI/Derived Unit) [Arpents] symbol/abbrevation: (arp) [Square Kilometers] symbol/abbrevation: (km2, sq km)
How to convert Arpents to Square Kilometers (arp to km2, sq km)? 1 arp = 0.00404128224 km2, sq km. 129000 x 0.00404128224 km2, sq km = 521.32540896 Square Kilometers. Always check the results; rounding errors may occur.
Definition:
An arpent is a unit of length and a unit of area. It is a pre-metric French unit based on the Roman actus. It is used in Quebec as well as in some areas of the United States that were part of French Louisiana.
In relation to the base unit of [area] => (square meters), 1 Arpents (arp) is equal to 4041.28224 square-meters, while 1 Square Kilometers (km2, sq km) = 1000000 square-meters.