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default conversion combinations SI: square kilometre: km2 Q712226: km 2: US spelling: square kilometer: 1.0 km 2 (0.39 sq mi) km2 sqmi; square hectometre: hm2 Q35852: hm 2: US spelling: square hectometer: 1.0 hm 2 (2.5 acres) square decametre: dam2 Q23931040: dam 2: US spelling: square dekameter: 1.0 dam 2 (1,100 sq ft) square metre: m2 Q25343 ...
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King Christian V of Denmark introduced an office to oversee weights and measures, a justervæsen. This was first led by the royal mathematician Ole Rømer, who established a national system of weights and measures on May 1, 1683. [1] [2] Rømer's system, which he updated in 1698, was based on the Rhine foot. Its definitions included the ...
Below is a list of European countries and dependencies by area in Europe. [1] As a continent, Europe's total geographical area is about 10 million square kilometres. [2] ...
Metric prefixes; Text Symbol Factor or; yotta Y 10 24: 1 000 000 000 000 000 000 000 000: zetta Z 10 21: 1 000 000 000 000 000 000 000: exa E 10 18: 1 000 000 000 000 000 000: peta P 10 15: 1 000 000 000 000 000: tera T
Denmark has plenty of rain, flat landscape, and moderate climate. With 55.99% of its land considered as arable, Denmark has model characteristics for agriculture. 61% of the country's total area is cultivated [7] Farms in Denmark are remarkably large, averaging 70.0 hectares (172.9 acres) per farm. Additionally, homesteads exceeding 100 ...
One acre equals 1 ⁄ 640 (0.0015625) square mile, 4,840 square yards, 43,560 square feet, [2] or about 4,047 square metres (0.4047 hectares) (see below).While all modern variants of the acre contain 4,840 square yards, there are alternative definitions of a yard, so the exact size of an acre depends upon the particular yard on which it is based.
This is a list of FIPS 10-4 country codes for Countries, Dependencies, Areas of Special Sovereignty, and Their Principal Administrative Divisions.. The two-letter country codes were used by the US government for geographical data processing in many publications, such as the CIA World Factbook.