|
Sponsored Links
An inch (plural inches; symbol or abbreviation in or, sometimes, ? – a double prime) is the name of a unit of length in a number of different systems, including Imperial units, and United States customary units. Its size can vary from system to system. There are 36 inches in a yard and 12 inches in a foot. A corresponding unit of area is the square inch and a corresponding unit of volume is the cubic inch. The inch is usually the universal unit of measurement in the United States, and is widely used in the United Kingdom and Canada, despite the introduction of metric to the latter two in the 1960s and 1980s, respectively. In 1958 the United States and countries of the British Commonwealth defined the length of the international yard to be 0.9144 meters. Consequently, the international inch is defined to be equal to 25.4 millimeters. The international standard symbol for inch is in (see ISO 31-1, Annex A). In some cases, the inch is denoted by a double prime, which is often approximated by double quotes, and the foot by a prime, which is often approximated by an apostrophe. The two parts are sometimes separated by a dash[citation needed] (for example, 6 feet 2 inches is denoted by 6'-2?). 1 international inch is equal to
|
Inch Subcategories
Inch Articles
|
|
