Answer
Answer C
Work Step by Step
Given: $A=\frac{1}{2}(b_1+b_2)h$
Multiply both sides with $\frac{1}{2}$:
$\frac{1}{2}A=(b_1+b_2)h$
Divide both sides by $(b_1+b_2)$:
$\frac{A}{2(b_1+b_2)}=h$
Hence, the correct answer is C.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 6 - Systems of Equations and Inequalities - Common Core Cumulative Standards Review - Selected Response - Page 413: 9
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