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197 geometry/spiral.p




Description

This article is from the Puzzles FAQ, by Chris Cole chris@questrel.questrel.com and Matthew Daly mwdaly@pobox.com with numerous contributions by others.

197 geometry/spiral.p


How far must one travel to reach the North Pole if one starts from the
equator and always heads northwest?

geometry/spiral.s

One can't reach the North Pole by going northwest. If one could, then
one could leave the North Pole by going southeast. But from the Pole
all directions are due south.

If one heads northwest continuously, one will spiral closer and closer
to the North Pole, until finally one can't turn that sharply.

 

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