## ››Convert centimetre to inch

 cm inches

You are watching: How long is 40 cm in inches

How many cm in 1 inches?The answer is 2.54.We assume you are converting between centimetre and inch.You can view more details on each measurement unit:cm orinchesThe SI base unit for length is the metre.1 metre is equal to 100 cm, or 39.370078740157 inches.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!

## ››Quick conversion chart of cm to inches

1 cm to inches = 0.3937 inches

5 cm to inches = 1.9685 inches

10 cm to inches = 3.93701 inches

20 cm to inches = 7.87402 inches

30 cm to inches = 11.81102 inches

40 cm to inches = 15.74803 inches

50 cm to inches = 19.68504 inches

75 cm to inches = 29.52756 inches

100 cm to inches = 39.37008 inches

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You can do the reverse unit conversion frominches to cm, or enter any two units below:

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## ››Common length conversions

cm to milimetrocm to ropecm to kencm to fathomcm to metrocm to varacm to pied de roicm to miilcm to perchcm to handbreadth

## ››Definition: Centimeter

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 103 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.

## ››Definition: Inch

An inch is the name of a unit of length in a number of different systems, including Imperial units, and United States customary units. There are 36 inches in a yard and 12 inches in a foot. 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 1970s, respectively. The inch is still commonly used informally, although somewhat less, in other Commonwealth nations such as Australia; an example being the long standing tradition of measuring the height of newborn children in inches rather than centimetres. The international inch is defined to be equal to 25.4 millimeters.

## ››Metric conversions and more

ubraintv-jp.com provides an onlineconversion calculator for all types of measurement units.You can find metric conversion tables for SI units, as wellas English units, currency, and other data. Type in unitsymbols, abbreviations, or full names for units of length,area, mass, pressure, and other types. Examples include mm,inch, 100 kg, US fluid ounce, 6"3", 10 stone 4, cubic cm,metres squared, grams, moles, feet per second, and many more!

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