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There are twelve inches in one foot and three feet in one yard.
The standardization of weights and measures has left several different standardized foot measures. The most commonly used foot today is the imperial foot, which is defined to be exactly 0.3048 metres. This unit is sometimes denoted with a prime (e.g. 30′ means 30 feet), often approximated by an apostrophe. Similarly, inches can be denoted by a double prime (often approximated by a quotation mark), so 6′2″ means 6 feet 2 inches.
The foot as a measure was used in almost all cultures. The first known standard foot measure was from Sumeria, where a definition is given in a statue of Gudea of LagashLagash or Sirpurla was one of the oldest cities of Sumer and later Babylonia. It is represented by a rather low, long line of ruin mounds, now known as Tell al-Hiba in Iraq, northwest of the junction of the Euphrates and Tigris rivers and east of Uruk. from around 2575 BC. The imperial foot was adapted from an EgyptJumhuriyat Misr al-Arabiyah ( In Detail) Official language Arabic Capital Cairo Largest City Cairo President Hosni Mubarak Prime Minister Ahmed Nazif Area Total % water Ranked 29th 1,001,450 kmē 0. 6% Population Total (2003) Density Ranked 15th 74,718,797ian measure by the GreeksAncient Greece is the term used to describe the Greek-speaking world in ancient times. It refers not only to the territory of the present Greek state, but also to those areas settled in ancient times by Greeks: Cyprus, the Aegean coast of Turkey (then kno, with a subsequent larger foot being adopted by the Romans60 and 400 with major cities. During this time only Dacia and Mesopotamia were added to the Empire but were lost before 300. The Roman Empire is the term conventionally used to describe the Roman state in the centuries following its reorganization under t.
In addition to the current standard imperial foot, there is also a slightly different U.S. survey foot, used only by the U.S. Coast and Geodetic Survey, defined as exactly 12 U.S. survey inches, approximately 30.48006 cm.