Answer
9 meters
Work Step by Step
2$\pi$r=6$\pi$
r=3
$\pi$r$^2$h=81$\pi$
h(9$\pi$)=81$\pi$
h=9
Elementary Geometry for College Students (5th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
1439047901
ISBN 13:
978-1-43904-790-3
Chapter 9 - Section 9.3 - Cylinders and Cones - Exercises - Page 431: 10
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