Answer
$c\approx8.8$
$d\approx28.7$
Work Step by Step
$\sin17^{\circ}=\frac{c}{30}$
$c=30\times\sin17^{\circ}$
$c\approx8.8$
Using Pythagorean Theorem to find $d$.
$d=\sqrt {30^{2}-c^{2}}$
$d\approx\sqrt{30^{2}-8.8^{2}}$
$d\approx28.7$
Elementary Geometry for College Students (7th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Cengage
ISBN 10:
978-1-337-61408-5
ISBN 13:
978-1-33761-408-5
Chapter 11 - Section 11.1 - The Sine Ratio and Applications - Exercises - Page 504: 19
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