To convert 12cm to inches, you can use the following conversion factor:
1 inch = 2.54 cm
To convert from centimeters to inches, you can divide the number of centimeters by 2.54.
So, to convert 12cm to inches:
12 cm รท 2.54 = 4.72 inches
Therefore, 12cm is equal to 4.72 inches.
Real-life example:
Let’s say you have a ruler that measures in centimeters, and you want to know how many inches a 20cm object is. By using the conversion factor 1 inch = 2.54 cm, you can calculate that 20cm is equal to 7.87 inches.
FAQs:
1. Why do we need to convert units?
Converting units allows us to easily compare measurements in different systems and use them in calculations. It also helps in understanding measurements in a more familiar unit.
2. Can I convert any unit to another unit using the same method?
No, the conversion factor will vary depending on the units you are converting between. It is important to know the correct conversion factor for the specific units you are working with.
3. Is there a shortcut to convert units without using a conversion factor?
While there are some common conversion factors that you can memorize, it is always best to use the conversion factor to ensure accuracy in your calculations.