Calculus: Early Transcendentals 8th Edition

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

APPENDIX D - Trigonometry - D Exercises: 36

Answer

$19.15111$ cm

Work Step by Step

$cos\theta=\frac{adj}{hyp}$ $cos40^{\circ}=\frac{x}{25}$ Need to solve for $x$. $x=cos40^{\circ}\times25$ Hence, $x= 19.15111$ cm
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