A Certain Satellite Orbits 13,000 Miles Above Earth's Surface (See $\alpha$

Multiple Choice

A certain satellite orbits 13,000 miles above Earth's surface (see figure) . Find the angle of depression $\alpha$ from the satellite to the horizon. Assume the radius of the Earth is 4000 miles. Round your answer to the nearest hundredth of a degree.

A) $13.61 ^ { \circ }$
B) $17.92 ^ { \circ }$
C) $72.08 ^ { \circ }$
D) $76.39 ^ { \circ }$
E) $13.24 ^ { \circ }$