Answer
48
Work Step by Step
We use trigonometry to obtain:
$cos(30^{\circ}) = \frac{s}{8} \\ \\s = 8cos(30^{\circ})$
We square this to obtain:
$A = (8cos(30^{\circ}))^2 = 48$
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 8 - Section 8.1 - Area and Initial Postulates - Exercises - Page 351: 53
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