Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 8 - Geometry - 8.8 Pythagorean Theorem - 8.8 Exercises: 34

Answer

The unknown length of the triangle is $\approx 5.8$ mm.

Work Step by Step

Let $x =$ unknown length of the triangle $a^{2} + b^{2} = c^{2}$ $x^{2} + 9.1^{2} = 10.8^{2}$ $x^{2} + 82.81 = 116.64$ $x^{2} = 33.83$ $x = \sqrt 33.83$ $x = 5.816...$ $x \approx 5.8$ mm
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