出典:Wiktionary
出典:Wikipedia
出典:『Wikipedia』 (2011/01/16 08:56 UTC 版)
The square yard is an imperial/US customary (non-metric) unit of area, formerly used in most of the English-speaking world but now generally replaced by the square metre outside of the U.S., Canada and the U.K. It is defined as the area of a square with sides of one yard (three feet, thirty-six inches, 0.9144 metres) in length. (Gaj in Hindi)