The summit of Mauna Kea is approximately 13,796 ft above sea level. What is the distance from the summit to the horizon, rounded to the nearest mile? Assume that the distance from the center of the earth to any point on the earth's surface is 4,000 miles.

Question

anonymous · Answer

Out of the answer choices I picked B, but I'm not 100% confident with my choice, (Answer for B is 128 Mi)

anonymous · Answer

$$d = 1.22\sqrt{h}$$ Where h is height in feet, d is given in miles.

anonymous · Answer

(Use mountain height only.)