 The inch, as its name indicates, is directly linked to our thumbs. It is an old measure that equates to distance covering the first phalanx of our thumb . With the implementation of the international metric system, this measure fell into disuse in all nations, except in the Anglo-Saxon countries or influenced by them, which continue to use it. Do you know how much an inch is in centimeters ? In .com, we explain it to you.

Steps to follow:

#### one

The inches or inches in English were used by a large number of countries until the 19th century, when the international metric system was established. This measure presented a problem similar to that which occurred with the pound, and is that in many nations the inches could vary in size, which affected the calculations.

#### two

One inch equals 2.54 centimeters or 25.4 millimeters.

#### 3

To avoid confusion between the nations that continue to use the inch, it has been determined that the measure of the same in millimeters will always correspond to 25.4.

#### 4

If you want to know how much the inches in centimeters are, you only have to multiply them by 2.54.

For example 8 inches x 2.54 = 20.32 centimeters / 20 inches x 2.54 = 50.8 centimeters

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If you are interested, you can also learn how to convert inches to square feet.