Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 8 - Geometry - 8.8 Pythagorean Theorem - 8.8 Exercises - Page 591: 20

Answer

The missing length is $15$ cm.

Work Step by Step

1. Find the missing length using the Pythagorean Formula $ a^{2} + b^{2} = c^{2}$ $c = \sqrt(a^{2} + b^{2})$ $c = \sqrt(9^{2} + 12^{2})$ $c = \sqrt (225)$ $c = 15$ cm
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