Based on your knowledge of words such as century, centimeter, and centigrade, you can tell that the latin root cent- means

The Latin root 'cent' means 100.
You know this because of the following:
- 'century' means 100 years.
- There are 100 centimeters in a meter.
- Centigrade is another term for Celsius, which is based off of 100 unit intervals.

Becauase of september 11