sanjib Master | Next Rank: 500 Posts View User Profile Posts: 109 Joined: Sun May 10, 2009 7:53 am hyperbola , parabola and circle by sanjib » Wed May 13, 2009 9:55 am How ti identify hyperbola and parabola equation just by watching it. Also what is the circle formula and how to find radius and origin cordinates out of it. Top Quote