Path: utzoo!utgpu!water!watmath!clyde!att!pacbell!ames!killer!ltf
From: ltf@killer.DALLAS.TX.US (Lance Franklin)
Newsgroups: sci.electronics
Subject: Re: WHat are those holes for?
Message-ID: <4876@killer.DALLAS.TX.US>
Date: 21 Jul 88 08:42:27 GMT
References: <10790@oberon.USC.EDU> <327@richp1.UUCP> <303@btree.uucp> <1550@tekirl.TEK.COM> <4862@killer.DALLAS.TX.US> <4566@pasteur.Berkeley.Edu>
Reply-To: ltf@killer.DALLAS.TX.US (Lance Franklin)
Organization: The Unix(R) Connection BBS, Dallas, Tx
Lines: 26

In article <4566@pasteur.Berkeley.Edu> heppell@cory.Berkeley.EDU.UUCP (Kevin G. Heppell) writes:
>In article <4862@killer.DALLAS.TX.US> ltf@killer.DALLAS.TX.US (Lance Franklin) writes:
>>                    ...a equilateral triangle for a manhole cover wouldn't
>>fall into the hole either.
>
>  I don't know about you, but I _can_ get a triangular cover down the hole.
>  Think about it: a line which divides the cover into two right triangles
>  is only sqrt(3)/2 as long as a side - just hold one edge vertical and 
>  drop the cover along one side of the hole.

Whoops......

(facesaving mode on)

Of course, I meant a four-sided polyhedron with equilateral trangles for faces.

Didn't I?

(-: Lance :-)


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