College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 3 - Section 3.6 - Mathematical Models: Building Functions - 3.6 Assess Your Understanding: 30

Answer

$x=5.6$

Work Step by Step

We set up a ratio between corresponding sides of the two triangles: $\displaystyle \frac{10}{4}=\frac{14}{x}$ We cross-multiply: $10x=4*14$ And solve for $x$: $10x=56$ $x=5.6$
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