Convert From Decar To Square Kilometer

Decar ( daa ) is a unit of area, usually land. One decare is equal to 10 acres , ie. 1000 square meters . Although it is a basic unit, are was defined according to the older units of the metric system, but today it is not part of the SI system. Its use together with SI units is accepted but not recommended. Decar is rarely used in the world, except in Norway and countries that were previously under Turkish rule (including Macedonia ); The decor roughly coincides with the Ottoman dunam and exactly matches the metric dunam.

Square kilometer is a unit of measurement of area that is a multiple of a square meter. A square kilometer is a metric unit of area equal to the area of a square with a side of 1000 m. The area of such a square is 1000 m × 1000 m = 1,000,000 m². One square kilometer is: 1,000,000 m² 100 hectares = 10,000 ar.