To convert 45cm to inches, you can use the following formula:
1 inch = 2.54 cm
So, to convert 45cm to inches, you would divide 45 by 2.54:
45 cm รท 2.54 = 17.72 inches
Therefore, 45cm 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 45cm object is. By using the conversion factor of 1 inch = 2.54 cm, you can easily calculate that 45cm 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 any unit to another unit using the same method?
No, the conversion factor will vary depending on the units you are converting. 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 the formula?
There are online converters and apps available that can quickly convert units for you. However, understanding the formula and method of conversion can be helpful in certain situations where you may not have access to these tools.