To convert 45 cm to inches, you can use the following formula:
1 inch = 2.54 cm
So, to convert 45 cm to inches, you would divide 45 by 2.54:
45 cm / 2.54 = 17.72 inches
Therefore, 45 cm is equal to 17.72 inches.
Real-life example:
Let’s say you have a ruler that measures in centimeters, and you want to know how many inches a 45 cm long object is. By converting 45 cm to inches using the formula above, you would find that the object is approximately 17.72 inches long.
FAQs:
1. Why do we need to convert units?
– Converting units allows us to easily compare and work with measurements in different systems. It helps in making calculations and understanding measurements in a more familiar unit.
2. Can I convert units without using a formula?
– While you can estimate conversions between units, using a formula ensures accuracy and precision in the conversion process.
3. Is there a quick way to convert units without using a formula?
– One quick way to convert units is to use online unit conversion tools or apps that can instantly convert values between different units.