4.5cm in inches

To convert 4.5cm to inches, you can use the following steps:

1. Know the conversion factor: 1 inch is equal to 2.54 centimeters.

2. Set up the conversion equation:
4.5 cm * (1 inch / 2.54 cm)

3. Solve the equation:
4.5 cm / 2.54 = 1.77 inches

Therefore, 4.5cm is equal to 1.77 inches.

Real-life example:
If you have a ruler that measures in centimeters and you want to know how many inches a 4.5cm object is, you can use the conversion factor to find out that it is approximately 1.77 inches long.

FAQs:
1. Why do we need to convert units?
Converting units allows us to easily compare measurements and work with different systems of measurement.

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 shortcut to convert units?
Knowing common conversion factors and practicing unit conversions can help you quickly convert units without needing to use a calculator every time.

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