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: 22

Answer

The missing length is 3.84 units

Work Step by Step

$\frac{33.2}{8.3}$=$\frac{y}{9.6}$ set cross products equal 8.3y=33.2$\times$9.6 8.3y = 318.72 $\frac{8.3y}{8.3}$=$\frac{318.72}{8.3}$ Divide both sides by 8.3 y=$\frac{3187.2}{83}$ y=3.84 The missing length is 3.84 units
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