To convert 45 cm to inches, you can use the following steps:
1. Know the conversion factor: 1 inch is equal to 2.54 cm.
2. Set up the conversion equation: 45 cm x (1 inch / 2.54 cm).
3. Solve the equation: 45 / 2.54 = 17.72 inches.
Example:
Let’s say you have a ruler that measures in centimeters, and you want to know how many inches a 45 cm length is. By using the conversion factor of 1 inch = 2.54 cm, you can calculate that 45 cm is approximately 17.72 inches.
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 knowing the conversion factor?
It is recommended to know the conversion factor to accurately convert units, but there are also online converters available for quick conversions.
3. Is there a formula to convert units?
The formula for converting units is to multiply the value by the conversion factor, which is the ratio of the two units being converted.