A rood is an old English ( The Anglo-Saxons refers collectively to the groups of Germanic tribes who achieved dominance in southern Britain from the mid-5th century, forming the basis for the modern English nation. Origins of the word The term Anglo_Saxon goes back to the time of King Alfred, who seems to have frequently... Anglo-Saxon) unit equal to quarter an This article is about the unit of measure known as the acre. For other definitions, see Acre (disambiguation). An acre is a measure of land area in Imperial units or U.S. customary units. It is equal to 43 560 square feet, or 4840 square yards. The precise meaning... acre, i.e. 10890 A square foot is by definition the area enclosed by a square with sides each 1 foot (unit of length) long. One square foot is approximately equal to 0.0929 square metres. Categories: Units of area | Imperial units | Customary units in the United States ... square feet or (Redirected from 1 E3 m2) To help compare sizes of various objects, we list here areas between 1,000 and 10,000 m² (1,000 square metres and 1 hectare). See also areas of other orders of magnitude. Areas smaller than 1,000 m² 1,000 m² are equal to... 1011.7141056 m2 (for the international Mid-19th century tool for converting between different standards of the inch An inch is an Imperial unit of length. Sweden also briefly had a decimal inch based on the metric system: see below for more. According to some sources, the inch was originally defined informally as the distance between... inch) or about 10.1  For the municipality in Sweden, see Åre; for the boroughtown and rural municipality in Estonia see Are An are or (symbol a) is a unit of surface area, equivalent to 100 square metres. The are is most familiar through its derived unit, the hectare. Neither the are nor the hectare... are. A rectangular area with edges of one The 5 furlong post on Epsom Downs A furlong is a measure of distance within Imperial units and U.S. customary units. Although its definition has varied historically, in modern terms it equals 660 feet or 220 yards, and is therefore equal to 201.168 metres. There are ten chains... furlong and one rod respectively is one rood, as is an area consisting of 40 square rods. The rood is an important measure in Surveying is concerned with the application of mathematics and physics in obtaining accurate measurements for the determination of the position of points on the Earths surface. Surveying has been an essential element in the development of the human environment since the beginning of recorded history and it is a... surveying on account of its easy conversion with the acre.