(thing) by tongpoo Sun Jun 16 2002 at 0:50:52
For any hexagon ABCDEF, if all of its six vertices lie on a conic section, and no opposite sides are parallel, then the intersection points of lines AB and DE, BC and EF, CD and FA are collinear.

Blaise Pascal discovered this theorem at the age of sixteen.
del.icio.us Facebook Digg StumbleUpon Reddit (I like it!)
Y'know, if you log in, you can write something here, or contact authors directly on the site. Create a New User if you don't already have an account.