Have you guys ever encountered questions like this – How many is 20 cm in inches? But firstly, what are the two units – inches and centimeters? Well you might be aware that they are two totally different units of length, But you don’t always know how to convert them to the same unit!

How long is 20 cm in inches?

20 cm is 7.87402 inches.

Online calculator to help you convert 20cm to inches

What’s 20 centimeters in inches?

Nowadays people usually use the different unit systems for length in different countries. There are several internationally agreed systems of measurements. For example, the metric system, the Imperial units (also known as British Imperial), and the Chinese system of weights and measures.

Each and every system and its conversion are common in different countries and regions, then 20 cm equals how many inches?

Unit SystemUnits Examples
The metric systemmillimeters (mm), centimeter (cm), decimeter (dm), meter (m), dekameter (dam), hectometer (hm), and so on.
Imperial unitsinch (″), foot (ft), yard (yd), mile, nautical mile (nm), fathom, furlong, Thousandth of an inch…
The Chinese systemli, zhang, chi, cun, fen…

The origin of inches

Inch is the British and former colonial unit of measurement of length, inches in the Dutch language originally means thumb, the length of a thumb is an inch, but everyone’s thumb length is different, so until the 14th century, King Edward II promulgated the “standard legal inches”, provides that, from the middle of the barley ears to choose the three largest grain of wheat and in order to line up the length of an inch.

OK, so how many inches are in 20 cm? As we know, there is 0.393701 inch in a centimeter. So how much is 20cm in inches? Let’s figure out 20 cm to in, or convert 20 centimeters to inches.

. 1 cm = 0.393701 in
. 20 cm = 20 ✖️ 1 cm
. 20 cm = 20 ✖️ 0.393701 in
20 centimeters = 20 * 0.393701 in = 7.87402 inches 
20 cm = 7.87402 inches

(PS: cm = centimeter, in = inch (plural: inches)

20 cm to inches = 7.87402 inches

How many inches are 20 cm? – Video

What do you think about 20cm to in? Which unit system do you use or prefer?

Leave your comment below, share it with a friend and never stop wondering.❤️

Fun Facts

In our daily life, the size of these things are 1 cm: sunflower seeds, peanuts, buttons, staples, pills, capsules, pins and other small things; general cake, shoes, cell phones, televisions, tablets and other items of the size of inches as a unit, now do you have a deeper understanding of the concept of centimeters and inches?