#### Answer

472 $in^{2}$

#### Work Step by Step

We use the formula for the area of a trapezoid to obtain:
A=$\frac{1}{2}$h($b_{1}$+$b_{2}$)
A=$\frac{1}{2}$(16)(21+38)
A=$\frac{1}{2}$(16)(59)
A=472

Published by
Prentice Hall

ISBN 10:
0133281159

ISBN 13:
978-0-13328-115-6

472 $in^{2}$

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