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 11 - Test - Page 533: 3a



Work Step by Step

$\tan45^{\circ}=\frac{\sin45^{\circ}}{\cos45^{\circ}}$ $\tan45^{\circ}=\frac{\frac{\sqrt2}{2}}{\frac{\sqrt2}{2}}$ $\tan45^{\circ}=1$
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