**Which of the following is an appropriate unit of measure to express the length of a width of a window?**

Hectometers

Kilometers

Centimeter

Liters

*Correct Answer : C*

The SI units of measuring length is meter. However, a meter can be a large unit or small quantity depending what is being measured. Therefore, derived units of meters are used to measure the length of an object. In our case, centimeters is the appropriate unit to measure the width of the window.

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