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Math Forum » Discussions » Math Topics » geometry.puzzles

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Topic: ellipses & strings
Replies: 3   Last Post: Feb 4, 1998 5:13 AM

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Michael Thwaites

Posts: 22
Registered: 12/6/04
Re: ellipses & strings
Posted: Feb 2, 1998 3:00 PM
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evans-the-swim:

>Is there a family of shapes that you get when you trace the same
>extent looped around a elliptical shape?

I seem to recall you get an ellipse. See a book called "Conic Sections" by
Salmon.


Michael Thwaites <Michael.Thwaites@ucop.edu>

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