Elementary Geometry for College Students (7th Edition)

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter 5 - Section 5.4 - The Pythagorean Theorem - Exercises - Page 252: 7b


$\overline{DF}=\sqrt 34$

Work Step by Step

$5^{2}+3^{2}=\overline{DF}^{2}$ $25+9=\overline{DF}^{2}$ $34=\overline{DF}^{2}$ Square root each side $\sqrt 34 = \overline{DF}$
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