You can change the ruler unit from inches to centimeters ... open the option to customize the format Change from Metric to the US in the measurement system Close PowerPoint, and relaunch it.

An archaeologist uses a ruler to measure a piece of leather. He measures using centimetres and tenths of centimetres. The leather measures 3.3cm. A thermometer is set out in intervals of tenths of ...

Metric measurements — also known as the International System of Units, or SI — are managed by a formal international organization. The rulers of the rulers have rules, and "hellabyte" and ...