Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 9 - Section 9.4 - Polyhedrons and Spheres - Exercises - Page 440: 13a


6$\sqrt 2$ in

Work Step by Step

Since legs QO and OR of right triangle QOR are both radii, they are congruent and this is a 45 45 90 triangle. Therefore the hypotenuse, chord QR, has a length of 6$\sqrt 2$ inches.
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