Answer
$36618\rm{ft}^3$
Work Step by Step
The volume of a sphere is given by the formula
$V=\frac{4}{3}\pi r^3$. The radius of Eartha is $20.6$ft. The volume is therefore
$V=\frac{4}{3}\pi 20.6^3\approx 36618\rm{ft}^3$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 2 - Section 2.3 - Formulas and Problem Solving - Exercise Set - Page 75: 50
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