Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 8 - Geometry - 8.2 Angles and Their Relationships - 8.2 Exercises - Page 542: 15



Work Step by Step

Obtuse Angles are classified by the fact that they are greater than 90$^{\circ}$. Therefore their sum would be greater than 180$^{\circ}$. To be considered supplementary their sum must be equal to 180$^{\circ}$. Since this is impossible there is no way that two Obtuse Angles can be Supplementary Angles.
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