Hectare

Comparison of Area units
Unit	SI	SI base
1 ca	1 m²	1 m²
1 a	1 dam²	10² m²
1 ha	1 hm²	10⁴ m²
100 ha	1 km²	10⁶ m²
non-SI comparisons
non-SI	metric	SI base
2. 471 acre	1 ha	10⁴ m²
107,639 sq ft	1 ha	10⁴ m²

A hectare (symbol ha, pronounced /ˈhɛktɛər/) is a unit of area equal to 10,000 square metres, or one square hectometre, and commonly used for measuring land area. M^2 redirects here For other uses see M². CM2 redirects here A hectometre ( American spelling: hectometer, symbol hm) is a somewhat uncommonly used unit of Length in the Metric system Surveying is the technique and science of accurately determining the terrestrial or three-dimensional space Position of points and the distances and angles between A 100 m square is one ha. Its base unit, the are, was defined by older forms of the metric system, but is no longer part of the modern metric system. Conversions One are is equivalent to Metric 00001 km2 (square kilometres 0 The metric system is a decimalised system of measurement. It exists in several variations with different choices of base units, though the choice of base units does The Comité International des Poids et Mesures classifies the hectare as a unit that is accepted for use with SI. The International Committee for Weights and Measures is the English name of the Comité international des poids et mesures ( CIPM, sometimes written in English

1 Explanation
2 Conversions
3 See also
4 External links

Explanation

The hectare is commonly used in many countries, especially in domains concerned with land planning and management such as agriculture, forestry, and town planning where the use of square metres would be cumbersome. Agriculture refers to the production of goods through the growing of plants and fungi and the raising of domesticated Animals The study of agriculture Forestry is the Art and Science of managing forests tree Plantations and related Natural resources. In the United Kingdom, United States, and to some extent in Canada, the acre is still used to describe area measurements in comparable situations. The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom, the UK or Britain,is a Sovereign state located The United States of America —commonly referred to as the Country to "Dominion of Canada" or "Canadian Federation" or anything else please read the Talk Page The acre is a unit of Area in a number of different systems including the imperial and U

Conversions

One hectare is equivalent to:

Metric

10,000 square metres
0. M^2 redirects here For other uses see M². CM2 redirects here 01 square kilometre
1 square hectometre = 100 metres × 100 metres (a square with sides 100 metres long)
10 decares
100 ares
10,000 centiares

Imperial units

2. Square Kilometre ( US spelling square kilometer) symbol km2, is a decimal multiple of the SI unit of The decare is a unit for the measurement of area generally used for land area Conversions One are is equivalent to Metric 00001 km2 (square kilometres 0 A centiare (symbol ca) is a unit of area equal to 1 Square meter, used in some countries for measuring small land areas usually in combination with ares e 4710538 international acres
2. The acre is a unit of Area in a number of different systems including the imperial and U 4710439 U.S. survey acres
107,639 square feet
0. The acre is a unit of Area in a number of different systems including the imperial and U The square foot is an Imperial unit / US customary unit (non- SI non- metric) of Area, used mainly in the United States 00386102 square miles (statute)

Other

15 mū (Chinese)
0. The square mile is an imperial and US unit of Area equal the area of a square of one statute mile. A mile is a unit of Length, usually used to measure Distance, in a number of different systems including Imperial units United States Chinese units of measurement ( are the customary and traditional units of measure used in the People's Republic of China. 15 qǐng
10 dunam or dönüm (Middle East)
10 stremmata (Greece)
6. Chinese units of measurement ( are the customary and traditional units of measure used in the People's Republic of China. A dunam or dönüm, dunum, donum is a unit of Area used in the Ottoman Empire and still used in various standardized versions The stremma ( Greek:στρέμμα plural στρέμματα is a Greek unit of land area equal to 1000 Square metres also called the 'royal' stremma 25 rai (Thai)
≈ 1. A rai ( Thai ไร่ is a unit of Area, equal to 1600 Square metres (40 m × 40 m used for measuring land area 008 chō (Japanese)
7. is the traditional Japanese system of measurement. The name shakkanhō originates from the name of two of the units, the Shaku 47 bigha (Bangladesh, India, Nepal)

External links

Official SI website: Table 6. Non-SI units accepted for use with the International System of Units

The bigha (বিঘা बीघा is a unit of measurement of area of a land commonly used in Nepal, Bangladesh and in a few states of India like To help compare Orders of magnitude of different Areas Areas between 1 Hectare (10000 m²) and 10 hectares (0 Conversion of units refers to conversion factors between different Units of measurement for the same Quantity. hecto- or hecta- (symbol h) is a SI prefix in the SI system of units denoting a factor of 102 (100 A hectometre ( American spelling: hectometer, symbol hm) is a somewhat uncommonly used unit of Length in the Metric system An order of magnitude is the class of scale or magnitude of any amount where each class contains values of a fixed ratio to the class preceding it

Dictionary

-noun

A unit of surface area (symbol ha) equal to 100 ares (that is, 10,000 square metres, one hundredth of a square kilometre, or approximately 2.5 acres), used for measuring the areas of geographical features such as land and bodies of water.

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