Answer
A=96$\sqrt 3$$\approx$166.3 ft$^2$
Work Step by Step
a=.5s$\sqrt 3$
a=4$\sqrt 3$
A=.5aP
A=.5(4$\sqrt 3$)(48)
A=96$\sqrt 3$$\approx$166.3
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 8 - Review Exercises - Page 399: 19
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