Re: United Airlines magazine has surprisingly hard geometry problem

From: mark griffith (contact_at_otherlanguages.org)
Date: 08/01/04 

Date: Sun, 1 Aug 2004 23:52:39 +0000 (UTC)

.

URL for this geometry problem, anyone?

Thanks, Mark G.

On 20 Jul 2004, Lance Lamboy wrote:
>On Tue, 20 Jul 2004 16:02:23 +0100, Gareth Owen wrote:
>
>> tchow@lsa.umich.edu writes:
>>
>>> No, I think you might be misreading the problem, because it's visually
>>> obvious from even an approximate sketch that the answer is a lot
>>> smaller than that.
>>
>> Yes, I was. (CDB might be 85, though)
>
>I don't think that is correct.
>
>(1) DBC = ABE + EBC = 20 + 60 = 80 (from problem statement)
>
>(2) DCB = 70 (from problem statement).
>
>(3) DBC + DCB + CDB = 180 (sum of interior angle of a triangle)
>
>(4) CDB = 50
>
>--
>Lance Lamboy
>
>"Go F*ck Yourself" ~ *** Cheney

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