Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between centimetres and inches. Type in your own numbers in the form to convert the units! You can do the reverse unit conversion from inches to cm , or enter any two units below:. A centimetre American spelling centimeter, symbol cm is a unit of length that is equal to one hundreth of a metre, the current SI base unit of length. A centimetre is part of a metric system. It is the base unit in the centimetre-gram-second system of units.
A corresponding unit of area is the square centimetre. A corresponding unit of volume is the cubic centimetre. The centimetre is a now a non-standard factor, in that factors of 10 3 are often preferred. However, it is practical unit of length for many everyday measurements. A centimetre is approximately the width of the fingernail of an adult person. Supose you want to convert 30 cm into inches.
Note: Values are rounded to 4 significant figures. Fractions are rounded to the nearest 8th fraction. While every effort is made to ensure the accuracy of the information provided on this website, neither this website nor its authors are responsible for any errors or omissions. Therefore, the contents of this site are not suitable for any use involving risk to health, finances or property.
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