Calculus: Early Transcendentals 8th Edition

Published by Cengage Learning
ISBN 10: 1285741552
ISBN 13: 978-1-28574-155-0

APPENDIX D - Trigonometry - D Exercises - Page A 32: 37


$24.62147$ cm

Work Step by Step

$tan\theta=\frac{opp}{adj}$ $tan(\frac{2\pi}{5})=\frac{x}{8 }$ Need to solve for $x$. $x=tan(\frac{2\pi}{5})\times 8$ Hence, $x= 24.62147$ cm
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