perplexus.info :: Calculus : The Watchdog

The Watchdog (Posted on 2004-10-28)

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: Give it a go

| Comment 12 of 29 |

(In reply to Give it a go by bob909)

My bad... not calculus as we know it today. :-)

Posted by bob909 on 2004-10-29 12:27:43

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