From Toronto To Kabul
Geometry
Level
5
Make the simplifying assumption that the earth as a sphere with a radius of 6371 km. Find the length (in km) of the geodesic (shortest distance along the surface of the earth) between Toronto, Canada (43°39′N 79°23′W) and Kabul, Afghanistan (34°31′N 69°12′E).
Details and assumptions
This problem accompanies the Around The World in 80 Hours competition.
by
Calvin Lin