point circle real circle?!?!?!? (1 Viewer)

[leapordfist]

iis a point circle, r^2=0, a real circle, or is it not classified as a circle
reply asap please

 

[pman]

that all depends on your point of view, you won't need to know for the exam tho

 

[Aquawhite]

equation of circle: x^2 + y^2 = 1

 

[khorne]

How can a point be a circle? It's just an arbitary group of co-ordinants.

 

[hermand]

equation of circle: x^2 + y^2 = 1

technically, the eqn of a circle is (with centre at origin) x^2 + y^2 = r^2, not one. otherwise all circles would be unit circles now wouldn't they.