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Mathematics 21 Online
OpenStudy (anonymous):

A degenerate circle is: 1.a circle with radius r=0 2.an ellipse. 3.a point.

OpenStudy (anonymous):

A. 1 only B.2 only c.1,2,3 d.3 only E.1 and 3 only

OpenStudy (amistre64):

a circle of radius 0 is a point

OpenStudy (anonymous):

Thank you!(:

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