The inch is a unit of length used primarily in the United States, but also widely used in the United Kingdom, Ireland, Canada, India, Malaysia, Australia, and New Zealand. In many other countries the unit inch is found in the technology sector. The English name of the inch is “inch”. The value of the international inch according to the Anglo-Saxon System of Units is equivalent to 2.54 cm.
Like the meter, the inch has respective units of area and volume. The surface measurement is the square inch that has a value equivalent to 6.4516 cm². Meanwhile the volume measurement is the cubic inch and its value is equal to 16.387064 cm³.