Square kilometre - Wikipedia
WebThe square kilometre ( square kilometer in American spelling; symbol: km2) is a multiple of the square metre, the SI unit of area or surface area . 1 km 2 is equal to: 1,000,000 square metres (m 2) 100 hectares (ha) It is also approximately equal to: 0.3861 square miles [2] 247.1 acres [3] Conversely: 1 m 2 = 0.000001 (10 −6) km 2.
Square kilometre - Simple English Wikipedia, the free ...
WebA square kilometer (British English spelling square kilometre, in short km²) is a unit of measurement of area. It is based on the SI unit meter. Equal areas. A square that has a side length of 1 kilometer (1000 meters) has an area of one square kilometer. 1,000 m × 1,000 m = 1 km × 1 km = 1,000,000 m² = 1 km²
List of countries and dependencies by area - Wikipedia
WebThis is a list of the world's countries and their dependencies by land, water, and total area, ranked by total area. The entries in this list include, but are not limited to, those in the ISO 3166-1 standard, which includes sovereign states and dependent territories. All 193 member states of the United Nations plus the two observer states are ...
List of countries by area - Simple English Wikipedia, the ...
WebDymaxion world map with the 30 largest countries and territories by area, excluding overseas territories. This is a list of the world's countries and their territories by total, land and water area, ranked by total area.
Orders of magnitude (area) - Wikipedia
WebAn area of one square kilometre consists of 100 hectares each containing 10,000 square metres. This page is a progressive and labelled list of the SI area orders of magnitude, with certain examples appended to some list objects.
Population density - Wikipedia
WebThe world's population is around 8,000,000,000 [3] and the Earth 's total area (including land and water) is 510,000,000 km 2 (200,000,000 sq mi). [4] . Therefore, the worldwide human population density is approximately 8,000,000,000 ÷ 510,000,000 = 16/km 2 (41/sq mi).
Kilometre - Simple English Wikipedia, the free encyclopedia
WebBeginning. Related pages. Kilometre. The kilometre is a common unit used for longer distances on Earth. The international unit for measuring distances is the metre and a kilometre is 1000 metres. It is used in most countries for measuring road and sea distances.
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