The metric system is used by most countries in the world, but the United States still uses the imperial system. As a result, it can be difficult to convert between the two systems. One of the most common conversions is between centimeters and inches.
In this article, we will explain how to convert 20 centimeters to inches. We will also provide a simple formula that you can use to convert any number of centimeters to inches.
Let's get started!
how many inches is 20 cm
Here are 8 important points about how many inches are in 20 centimeters:
- 1 centimeter = 0.3937 inches
- 20 centimeters = 7.874 inches
- 1 inch = 2.54 centimeters
- Conversion formula: inches = centimeters × 0.3937
- Conversion example: 20 centimeters × 0.3937 = 7.874 inches
- Use a conversion calculator for easy conversions
- Remember the conversion ratio (1 cm = 0.3937 inches)
- Practice converting between centimeters and inches
With these points in mind, you should be able to easily convert between centimeters and inches.
1 centimeter = 0.3937 inches
The relationship between centimeters and inches is defined by the conversion factor 1 centimeter = 0.3937 inches. This means that for every 1 centimeter, there are 0.3937 inches.
- Conversion factor:
The conversion factor is a fixed number that is used to convert between two units of measurement. In this case, the conversion factor is 0.3937 inches per centimeter.
- Multiply centimeters by 0.3937:
To convert centimeters to inches, you need to multiply the number of centimeters by 0.3937. For example, to convert 20 centimeters to inches, you would multiply 20 by 0.3937.
- Divide inches by 0.3937:
To convert inches to centimeters, you need to divide the number of inches by 0.3937. For example, to convert 8 inches to centimeters, you would divide 8 by 0.3937.
- Use a conversion calculator:
If you don't want to do the math yourself, you can use a conversion calculator. There are many online calculators available that can convert between centimeters and inches.
By understanding the relationship between centimeters and inches, you can easily convert between the two units of measurement.
20 centimeters = 7.874 inches
The statement "20 centimeters = 7.874 inches" is a specific example of the general conversion factor 1 centimeter = 0.3937 inches. It means that for 20 centimeters, the equivalent length in inches is 7.874 inches.
- Conversion calculation:
To convert 20 centimeters to inches, you can use the following calculation:
``` 20 centimeters × 0.3937 inches/centimeter = 7.874 inches ``` - Step-by-step conversion:
Here's a step-by-step breakdown of the conversion:
- Multiply 20 centimeters by 0.3937: ``` 20 cm × 0.3937 inches/cm = 7.874 inches ```
- The result is 7.874 inches.
- Checking the answer:
To check your answer, you can convert 7.874 inches back to centimeters using the same conversion factor:
``` 7.874 inches ÷ 0.3937 inches/cm = 20 centimeters ``` - Using a conversion calculator:
If you don't want to do the math yourself, you can use a conversion calculator. Simply enter 20 centimeters into the calculator and select "inches" as the output unit. The calculator will then show you the result, which is 7.874 inches.
By understanding the conversion process and using the correct conversion factor, you can easily convert between centimeters and inches.
1 inch = 2.54 centimeters
The statement "1 inch = 2.54 centimeters" is the reciprocal of the conversion factor 1 centimeter = 0.3937 inches. It means that for 1 inch, the equivalent length in centimeters is 2.54 centimeters.
- Conversion calculation:
To convert 1 inch to centimeters, you can use the following calculation:
``` 1 inch × 2.54 centimeters/inch = 2.54 centimeters ``` - Step-by-step conversion:
Here's a step-by-step breakdown of the conversion:
- Multiply 1 inch by 2.54 centimeters: ``` 1 inch × 2.54 cm/inch = 2.54 centimeters ```
- The result is 2.54 centimeters.
- Checking the answer:
To check your answer, you can convert 2.54 centimeters back to inches using the same conversion factor:
``` 2.54 cm ÷ 2.54 cm/inch = 1 inch ``` - Using a conversion calculator:
If you don't want to do the math yourself, you can use a conversion calculator. Simply enter 1 inch into the calculator and select "centimeters" as the output unit. The calculator will then show you the result, which is 2.54 centimeters.
By understanding the conversion process and using the correct conversion factor, you can easily convert between inches and centimeters.
Conversion formula: inches = centimeters × 0.3937
The conversion formula "inches = centimeters × 0.3937" is a mathematical equation that allows you to convert any number of centimeters to inches. The formula is derived from the conversion factor 1 centimeter = 0.3937 inches.
To use the formula, simply multiply the number of centimeters by 0.3937. The result will be the equivalent length in inches.
Here are some examples of how to use the formula:
- To convert 20 centimeters to inches, you would multiply 20 by 0.3937: ``` 20 centimeters × 0.3937 inches/centimeter = 7.874 inches ```
- To convert 100 centimeters to inches, you would multiply 100 by 0.3937: ``` 100 centimeters × 0.3937 inches/centimeter = 39.37 inches ```
- To convert 5.5 centimeters to inches, you would multiply 5.5 by 0.3937: ``` 5.5 centimeters × 0.3937 inches/centimeter = 2.168 inches ```
You can also rearrange the formula to solve for centimeters:
``` centimeters = inches ÷ 0.3937 ```This formula can be used to convert any number of inches to centimeters.
By understanding and using the conversion formula, you can easily convert between centimeters and inches.
Conversion example: 20 centimeters × 0.3937 = 7.874 inches
The conversion example "20 centimeters × 0.3937 = 7.874 inches" shows you how to use the conversion formula to convert a specific number of centimeters to inches.
To convert 20 centimeters to inches, you would follow these steps:
- Write down the conversion formula: inches = centimeters × 0.3937
- Substitute the value of centimeters (20) into the formula: ``` inches = 20 centimeters × 0.3937 inches/centimeter ```
- Multiply 20 centimeters by 0.3937: ``` inches = 7.874 inches ```
- The result is 7.874 inches.
Therefore, 20 centimeters is equal to 7.874 inches.
You can use the same process to convert any number of centimeters to inches. Simply substitute the value of centimeters into the formula and multiply.
By understanding and using the conversion example, you can easily convert between centimeters and inches.
Use a conversion calculator for easy conversions
If you don't want to do the math yourself, you can use a conversion calculator for easy conversions between centimeters and inches.
- Find a reputable conversion calculator:
There are many online conversion calculators available. Look for a calculator that is easy to use and provides accurate results.
- Enter the value you want to convert:
Once you have found a conversion calculator, enter the value you want to convert into the input field. Make sure to select the correct unit of measurement (centimeters or inches).
- Select the output unit:
Next, select the output unit you want the calculator to convert to. In this case, you would select "inches" as the output unit.
- Get the result:
Click the "Convert" button to get the result. The calculator will convert the value you entered into the output unit and display the result.
Using a conversion calculator is a quick and easy way to convert between centimeters and inches. It is especially useful when you need to convert a large number of values.
Remember the conversion ratio (1 cm = 0.3937 inches)
One of the best ways to easily convert between centimeters and inches is to remember the conversion ratio: 1 centimeter is equal to 0.3937 inches.
- Write it down:
Write down the conversion ratio on a piece of paper or in a notebook where you can easily find it. You can also set it as your phone's wallpaper or add it to your browser's bookmarks.
- Memorize it:
Try to memorize the conversion ratio by repeating it to yourself a few times each day. You can also use flashcards or mnemonic devices to help you remember it.
- Use it when you need it:
When you need to convert centimeters to inches, simply divide the number of centimeters by 10 and then multiply by 4. For example, to convert 20 centimeters to inches, you would divide 20 by 10 to get 2, and then multiply 2 by 4 to get 8. Therefore, 20 centimeters is equal to 8 inches.
- Check your work:
To check your work, you can use the conversion calculator or the conversion formula to see if you get the same result.
By remembering the conversion ratio, you can easily convert between centimeters and inches without having to use a calculator or look it up online.
Practice converting between centimeters and inches
The best way to master converting between centimeters and inches is to practice regularly. Here are a few ways you can practice:
- Convert everyday objects:
Look around your house or office and find objects that are labeled in both centimeters and inches. For example, you might find a ruler that has both centimeters and inches marked on it. Practice converting the measurements between the two units.
- Use online conversion tools:
There are many online conversion tools available that can help you practice converting between centimeters and inches. These tools typically have a simple interface where you can enter a value in one unit of measurement and it will automatically convert it to the other unit.
- Play conversion games:
There are also a number of conversion games available online and as mobile apps. These games can be a fun and engaging way to practice converting between different units of measurement, including centimeters and inches.
- Create your own conversion problems:
Once you have a good understanding of the conversion process, you can start creating your own conversion problems. For example, you might give yourself a list of measurements in centimeters and ask yourself to convert them to inches. Or, you could give yourself a list of measurements in inches and ask yourself to convert them to centimeters.
By practicing regularly, you will eventually be able to convert between centimeters and inches quickly and easily.
FAQ
Here are some frequently asked questions about converting between centimeters and inches:
Question 1: How many inches is 1 centimeter?
Answer 1: 1 centimeter is equal to 0.3937 inches.
Question 2: How many centimeters is 1 inch?
Answer 2: 1 inch is equal to 2.54 centimeters.
Question 3: How do I convert centimeters to inches?
Answer 3: To convert centimeters to inches, you can multiply the number of centimeters by 0.3937.
Question 4: How do I convert inches to centimeters?
Answer 4: To convert inches to centimeters, you can multiply the number of inches by 2.54.
Question 5: What is the conversion formula for centimeters to inches?
Answer 5: The conversion formula for centimeters to inches is: inches = centimeters × 0.3937.
Question 6: What is the conversion formula for inches to centimeters?
Answer 6: The conversion formula for inches to centimeters is: centimeters = inches × 2.54.
Question 7: Can I use a calculator to convert between centimeters and inches?
Answer 7: Yes, you can use a calculator to convert between centimeters and inches. Simply enter the value you want to convert into the calculator and select the appropriate unit of measurement.
Question 8: How can I practice converting between centimeters and inches?
Answer 8: You can practice converting between centimeters and inches by using online conversion tools, playing conversion games, or creating your own conversion problems.
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By understanding the conversion process and using the correct conversion factor, you can easily convert between centimeters and inches.
If you need additional help, you can check out the tips section below.
Tips
Here are some tips for easily converting between centimeters and inches:
Tip 1: Remember the conversion ratio.
The conversion ratio between centimeters and inches is 1 centimeter = 0.3937 inches. You can easily remember this ratio by rounding it to 1 centimeter = 0.4 inches.
Tip 2: Use a conversion calculator.
If you don't want to do the math yourself, you can use a conversion calculator. There are many online calculators available that can convert between centimeters and inches. Simply enter the value you want to convert into the calculator and select the appropriate unit of measurement.
Tip 3: Practice, practice, practice!
The best way to master converting between centimeters and inches is to practice regularly. You can practice by converting everyday objects, using online conversion tools, playing conversion games, or creating your own conversion problems.
Tip 4: Use mnemonic devices.
Mnemonic devices can help you remember the conversion ratio between centimeters and inches. For example, you can remember that there are approximately 2.54 centimeters in an inch by thinking of the phrase "My Very Educated Mother Just Served Us Nachos." Each word in the phrase represents a digit in the conversion ratio (2.54).
Closing Paragraph for Tips
By following these tips, you can easily convert between centimeters and inches.
Now that you know how to convert between centimeters and inches, you can use this skill to solve problems and communicate more effectively with people from different parts of the world.
Conclusion
In this article, we have learned how to convert between centimeters and inches. We have covered the following main points:
- 1 centimeter is equal to 0.3937 inches.
- 1 inch is equal to 2.54 centimeters.
- To convert centimeters to inches, you can multiply the number of centimeters by 0.3937.
- To convert inches to centimeters, you can multiply the number of inches by 2.54.
- You can use a conversion calculator to easily convert between centimeters and inches.
- You can practice converting between centimeters and inches by using online conversion tools, playing conversion games, or creating your own conversion problems.
By understanding the conversion process and using the correct conversion factor, you can easily convert between centimeters and inches. This skill can be useful in many different situations, such as when you are reading a recipe, measuring ingredients, or comparing products.
I hope this article has been helpful. If you have any questions, please feel free to leave a comment below.
Thank you for reading!