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    maramfaith24's Avatar
    maramfaith24 Posts: 41, Reputation: 1
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    #1

    Jan 21, 2011, 08:21 PM
    Similarities and differences between circle and ellipse loci definition?
    What are some similarities and some differences between the definition of circle and an ellipse locus?
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    Jan 22, 2011, 06:24 AM

    An ellipse is the locus of points the sum of whose distances from two given points (the foci) is constant.

    A circle has one point from which the distances are constant... the radius.
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