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The Watchdog (Posted on 2004-10-28) Difficulty: 5 of 5
A watchdog is tied to the outside wall of a round building 20 feet in diameter. If the dog's chain is long enough to wind half way around the building, how large an area can the watchdog patrol?

See The Solution Submitted by Erik O.    
Rating: 3.4000 (5 votes)

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re(4): Give it a go | Comment 15 of 29 |
(In reply to re(3): Give it a go by bob909)

Sorry, I did it again. I think I will take my brain off-line before I make anymore stupid comments.  Of course the building will modify the chain circle...



  Posted by bob909 on 2004-10-29 13:33:30

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