Answer
B
Work Step by Step
$A = 1/2 *h*(b_{1}+b_{2})$
$2A =h*(b_{1}+b_{2})$
$2A/(b_{1}+b_{2}) =h$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 6 - Systems of Equations and Inequalities - Cumulative Test Prep - Multiple Choice - Page 409: 9
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