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[DPRG] Re: Robot math problems

Subject: [DPRG] Re: Robot math problems
From: Robert Houston rhouston at wf.net
Date: Thu Feb 14 09:54:25 CST 2002

12(pi) is how much it must be lengthened
bob
Mike McCarty writes: 

> On Wed, 13 Feb 2002, Rodent wrote: 
> 
>> 18.85 feet? 
>> 
>> 
>> > A cable is being strung around the surface of the Earth at the
>> > equator at a height of 6 feet. After it is strung, the
>> > requirements change (don't they always?) and the cable must now
>> > be raised to 12 feet above the surface. How much additional
>> > cable must be inserted to raise the cable? (Assume the Earth is
>> > a perfect sphere.)
>  
> 
> Low by a factor of about 2. (Probably would be exactly 2, except you
> rounded off the answer.) 
> 
> Mike
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