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The quarter of a yard (9 inches) was known as the "quarter" without further qualification, while the sixteenth of a yard (2.25 inches) was called a nail. [62] The eighth of a yard (4.5 inches) was sometimes called a finger, [63] but was more commonly referred to simply as an eighth of a yard, while the half-yard (18 inches) was called "half a ...
For the yard, the length of a pendulum beating seconds at the latitude of Greenwich at Mean Sea Level in vacuo was defined as 39.013 93 inches. For the pound, the mass of a cubic inch of distilled water at an atmospheric pressure of 30 inches of mercury and a temperature of 62° Fahrenheit was defined as 252.458 grains, with there being 7,000 ...
Subdivisions of an inch are typically written using dyadic fractions with odd number numerators; for example, two and three-eighths of an inch would be written as 2 + 3 / 8 ″ and not as 2.375″ nor as 2 + 6 / 16 ″. However, for engineering purposes fractions are commonly given to three or four places of decimals and have been ...
The UK statute chain is 22 yards, which is 66 feet (20.1168 m). This unit is a statute measure in the United Kingdom, defined in the Weights and Measures Act 1985. [6] One link is a hundredth part of a chain, which is 7.92 inches (20.1168 cm).
3.1.2.2 Historically significant marshalling yards, now dismantled or used for other purposes. 3.2 Nordic countries. ... Many have since been closed entirely. Those ...
In both customary and imperial units, one foot comprises 12 inches, and one yard comprises three feet. Since an international agreement in 1959, the foot is defined as equal to exactly 0.3048 meters. Historically, the "foot" was a part of many local systems of units, including the Greek, Roman, Chinese, French, and English systems. It varied in ...
In U.S. customary units, English or imperial system of units, commonly used units of length are the inch (in), the foot (ft), the yard (yd), and the mile (mi). A unit of length used in navigation is the nautical mile (nmi). [7] 1.609344 km = 1 miles
2 ⁄ 3 m 2: 7.18 sq ft lí: 釐 (T) or 厘 (S) 1 ⁄ 100: 6 + 2 ⁄ 3 m 2: 7.973 sq yd fēn: 市分: 1 ⁄ 10: 66 + 2 ⁄ 3 m 2: 79.73 sq yd mǔ: 畝 (T) or 亩 (S) 1 666 + 2 ⁄ 3 m 2: 797.3 sq yd 0.1647 acre Chinese acre 6000 square chi per Article 5 of the 1930 Law (六千平方尺定為一畝) 60 square zhang 1/15 of a hectare qǐng: 頃 ...