Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 6 - Section 6.5 - Congruent and Similar Triangles - Exercise Set - Page 453: 30


$x=560\ ft$

Work Step by Step

$\frac{28}{x}=\frac{5}{100}$ $\longrightarrow$cross multiply to solve for x $5x=28\times100$ $\longrightarrow$multiply $5x=2800$ $\longrightarrow$ multiplication property of equality $5x\div5=2800\div5$ $\longrightarrow$divide $x=560$
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