#### Answer

$19^{\circ}$

#### Work Step by Step

Let $\alpha$ be the angle formed by the rope and the water.
$\sin\alpha=\frac{4}{12}$
$\alpha=\sin^{-1}\frac{4}{12}$
$\alpha\approx19^{\circ}$

Published by
Brooks Cole

ISBN 10:
1439047901

ISBN 13:
978-1-43904-790-3

$19^{\circ}$

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