CM to Inches Converter
How to Use the Centimeter (CM) to Inches (IN) Converter
- Just type in the number of centimetres (CM) in the box, and it will show you how many inches (IN) that is.
- If you want to convert from inches to centimeters, click the "Swap Units" button. The answer will show up right away.
A centimetre (CM) is a unit of length in the metric system. It is about the width of a little finger, making it smaller than an inch.
History of Centimeter (CM)
The centimetre has its roots in the French Revolution, a significant time when the metric system was introduced. It was officially defined as one-hundredth of a meter, allowing for a standardized length measure.
What is Inch (IN)?
An inch (IN) is a unit of length in the imperial and United States customary systems. It's a bit longer than a centimeter, about the width of an adult thumb.
History of Inch (IN)
The inch has a long history and has been used for centuries. Its origins can be traced back to ancient times when people used the width of a thumb or barleycorn as a reference.
The Conversion Process
Centimetre to Inches Formula
To convert centimetres to inches, you can use the following simple formula: Inches (IN) = Centimeters (CM) ÷ 2.54.
How to Convert Centimeters to Inches
Converting centimeters to inches is quite straightforward. Take the number of centimeters and divide it by 2.54. The result will be the length in inches.
Practical Examples
Centimeters to Inches Conversion Example
Let's take an example: Suppose we have 20 centimetres. Using the formula, we find: Inches (IN) = 20 CM ÷ 2.54 ≈ 7.87 IN.
Centimeters to Inches Conversion Table
Here's a handy conversion table to easily convert common centimetre values to inches:
| Centimeters (cm) | Inches (in) |
| 1 cm | 0.39 in |
| 10 cm | 3.94 in |
| 20 cm | 7.87 in |
| 30 cm | 11.81 in |
| 40 cm | 15.75 in |
| 50 cm | 19.69 in |
Common Questions
What is the formula to convert centimeters to inches?
The formula is simple: Inches (IN) = Centimeters (CM) ÷ 2.54.
Is it difficult to convert centimeters to inches?
Not at all! It's an easy calculation, just divide the number of centimeters by 2.54 to get the length in inches.
Can you convert inches to centimetres using the same formula?
Yes, you can! The formula for converting inches to centimeters is: Centimeters (CM) = Inches (IN) × 2.54.
Why do we use inches and centimeters for measuring things?
Inches and centimeters are commonly used units for measuring length because they provide a practical way to gauge sizes for everyday items and projects.
How do I measure something in centimeters if I only have a ruler in inches?
You can still measure in centimeters using an inch ruler by understanding the conversion. Each inch is approximately 2.54 centimeters.
Are centimeters part of the metric system?
Yes, centimeters are a unit of measurement in the metric system, which is a decimal-based system widely used around the world for measurements.
Wrapping Up
Understanding how to convert centimeters to inches is essential for various tasks, from crafting to understanding international measurements. By knowing the simple formula and using the conversion table, you can effortlessly switch between these units. Keep practising, and soon you'll become a pro at converting measurements!
