3 ms·
A 3,958.8-mile radius around the center of the earth contains 100% of the world's population.
by stickfigure 7y ago
A 3,958.8-mile radius around the center of the earth contains 100% of the world's population.
- deleted 7y ago[deleted]
- divbzero 7y agoThis noteworthy point can help our intuition. πr² = area of circle 4πr² = surface area of sphere Thus a 2,500 mile radius circle covers ~10% of Earth’s surface.
- deleted 7y ago[deleted]
- quickthrower2 7y agoAstronauts?
- tim333 7y agoThere are quite a few in planes and up mountains.