To convert centimeters to inches, you can use the following formula:
inches = centimeters / 2.54
Now, let’s convert 47 centimeters to inches:
inches = 47 / 2.54
inches ≈ 18.50
Therefore, 47 centimeters is approximately equal to 18.50 inches.
Real-life example:
Imagine you have a ruler that measures in centimeters, and you want to know how many inches a 47 cm long object is. By converting 47 cm to inches using the formula above, you find that it is approximately 18.50 inches long.
FAQs:
1. Why do we need to convert units?
Converting units allows us to easily compare measurements in different systems and use them in various contexts. For example, if you need to follow a recipe that uses inches but your measuring tool is in centimeters, you can convert the units to ensure accurate measurements.
2. Can I convert units without using a formula?
While it is possible to convert units using online converters or apps, understanding the formula and the conversion process can help you do it manually and verify the accuracy of the conversion.
3. Is the conversion factor always the same for all units?
No, the conversion factor varies depending on the units being converted. For example, the conversion factor for centimeters to inches is 2.54, while the conversion factor for meters to feet is 3.28. It’s important to use the correct conversion factor for accurate results.