Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 11 - Test - Page 527: 15

Answer

$42$ cm$^{2}$

Work Step by Step

$A=\frac{1}{2}bc\sin\alpha$ $A=\frac{1}{2}(8)(12)\sin60$ $A\approx42$
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