Answer
T=468 cm$^2$
V=648 cm$^3$
Work Step by Step
l=3+w
360=2(12)(w)+2(12)(3+w)
360=24w+72+24w
48w=288
w=6
l=3+6=9
T=360+2(9)(6)
T=360+108
T=468
V=6(9)(12)
V=648
Elementary Geometry for College Students (6th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
9781285195698
ISBN 13:
978-1-28519-569-8
Chapter 9 - Review Exercises - Page 431: 4
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