Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 1, Equations and Inequalities - Chapter Review - Page 63: 31


See below.

Work Step by Step

$S=2\pi rh+2\pi r^2\\S-2\pi r^2=2\pi rh\\h=\frac{S-2\pi r^2}{2\pi r}$ Hence here: $h=\frac{400-2\pi 5^2}{2\pi 5}\approx7.73$
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