Ooops, Sorry Ron, I thought you were teasing me with this strange word. Now, to be precise, I think whe should describe a pin as the intersection of a cylinder rounded a the top, and of a very pointy pyramid... Philippe Errembault ----- Original Message ----- From: "Ron Nossaman" <rnossaman at cox.net> To: <schecter at pacbell.net>; "Pianotech List" <pianotech at ptg.org> Sent: Tuesday, May 16, 2006 5:29 AM Subject: Re: The pitch raise speech (Ok, ladies may read it now) > > Now that I mention it, isn't a trapezoid a two-dimensional object? > > (Google says: "A trapezoid is a quadrilateral (four-sided) geometric > > figure having two parallel sides.") > > > > Geometry r not I. (Sorry!) > > > > -Mark Schecter > > > Frustum - a truncated (not Polish) pyramid - a three > dimensional trapezoid. > Ron N > >
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