How are centimeter & millimeter alike?

I will be happy to critique your thinking on this.

Are they not both measures of distance?

Centimeters and millimeters are both units of length in the metric system. They are both smaller units of length compared to larger units like meters and kilometers.

To understand how they are alike, let's first discuss their relationship to each other. There are 10 millimeters (mm) in 1 centimeter (cm). This means that centimeters are larger than millimeters.

To convert centimeters to millimeters, you simply multiply the number of centimeters by 10. For example, if you have 5 centimeters, you would multiply 5 by 10 to get 50 millimeters.

Conversely, to convert millimeters to centimeters, you divide the number of millimeters by 10. So if you have 30 millimeters, you would divide 30 by 10 to get 3 centimeters.

In summary, centimeters and millimeters are alike in that they are both units of length in the metric system, and 10 millimeters make up 1 centimeter. They are used to measure smaller lengths or dimensions.