Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 8 - Geometry - 8.6 Circles - 8.6 Exercises - Page 575: 26


Total area effected by the earthquake: 2,543,400 km$^{2}$

Work Step by Step

We will treat the distance that the earthquake was felt as the radius since it was in all directions. Area of a Circle: $A$ = $\pi$$r$$^{2}$ Therefore: $A$ = (3.14)(900 km)$^{2}$ $A$ = 2,543,400 km$^{2}$
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