Answer
$x \approx 12.6$ km
Work Step by Step
1. Use the Pythagorean Theorem to solve for $x$
$a^{2} + b^{2} = c^{2}$
$x^{2} + 6^{2} = 14^{2}$
$x^{2} + 36 = 196$
$x^{2} = 160$
$x = \sqrt 160$
$x = 12.649...$ km
$x \approx 12.6$ km
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 8 - Geometry - Mixed Review Exercises - Page 618: 29
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