Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 9 - Section 9.2 - Pyramids, Area, and Volume - Exercises - Page 422: 24c

Answer

V$\approx$249.4 ft$^3$

Work Step by Step

B=.5aP B=.5(3$\sqrt 3$)(36) B=54$\sqrt 3$ V=$\frac{1}{3}$(54$\sqrt 3$)(8) V=144$\sqrt 3$ V$\approx$249.4 ft$^3$
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