Answer
20 decades
Work Step by Step
The prefix dec means ten and the prefix cent means 100. Therefore a decade has 10 years and a century has 100 years.
(2 centuries $\times$ 100 years) $\div$ 10 years = 20 decades
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 8 - Geometry - Mixed Review Exercises - Page 618: 32
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
