To convert centimeters to inches, you can use the conversion factor 1 inch = 2.54 centimeters.
Step by step instructions:
1. Write down the given value in centimeters (9 cm).
2. Multiply the value in centimeters by the conversion factor (2.54 cm/inch).
3. The result will give you the equivalent value in inches.
Calculation:
9 cm * (1 inch / 2.54 cm) = 3.54 inches
Therefore, 9 centimeters is equal to 3.54 inches.
Real-life example:
If you have a ruler that measures in centimeters and you want to know how many inches a 9 cm length is, you can use the conversion factor to find out that it is approximately 3.54 inches long.
FAQs:
1. Why do we need to convert units?
– Converting units allows us to easily compare and work with different measurements in a standardized way.
2. Can I convert units without using a conversion factor?
– Using a conversion factor ensures accuracy in the conversion process. It is recommended to always use a conversion factor when converting units.
3. Is there a simple way to remember the conversion factor for centimeters to inches?
– A common mnemonic to remember the conversion factor is “2.54 centimeters in an inch.” This can help you quickly recall the conversion factor when needed.