College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Chapter P Review - Exercises - Page 78: 134

Answer

See below.

Work Step by Step

Let $w$ be the width, then the length is $2w$, thus the volume is: $w\cdot2w\cdot8=8464\\16w^2=8464\\w^2=529\\w=23$ Thus the dimensions are: $23,46,8$.
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