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 452: 13



Work Step by Step

$\frac{3}{x}$=$\frac{6}{9}$ set cross products equal 6x=3$\times$9 6x =27 divide by 6 both sides $\frac{6x}{6}$=$\frac{27}{6}$ x=$\frac{27}{6}$ x=$\frac{3\times9}{3\times2}$ x=$\frac{9}{2}$ x=4.5
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