Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 1, Equations and Inequalities - 1.4 Rewrite Formulas and Equations - Guided Practice for Example 2 - Page 27: 7


See below.

Work Step by Step

$A=0.5(b_1+b_2)h\\h=\frac{2A}{(b_1+b_2)}$ Thus plugging in $A=70,b_1=6,b_2=8$: $h=\frac{2(70)}{(6+8)}=10$
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