## Precalculus (6th Edition) Blitzer

$2880$ feet
The trigonometric ratios are as follows: $\sin \theta =\dfrac{height}{hypotenuse}$ Suppose $\sin 10^{\circ} =\dfrac{500}{c}$ This gives: $c=\dfrac{500}{\sin 10^{\circ} }$ or, $c \approx 2880$ feet