A woman at a point A on the shore of a circular lake with a radius of 2 miles wants to arrive at the point C opposite A on the other side of the lake in the shortest possible time. She can walk at a rate of 4 miles an hour and row a boat at 2 miles an hour. How should she proceed?(adsbygoogle = window.adsbygoogle || []).push({});

http://scrllock.dyndns.org/28.jpg [Broken]

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Lake Walk Optimization Problem

**Physics Forums | Science Articles, Homework Help, Discussion**