D Debsta MHF Helper Oct 2009 1,346 623 Brisbane Jan 9, 2020 #11 Yes. So what is the y-coord of the centre? And so what is the x-coord? And what is the radius? Now form the equation.

Yes. So what is the y-coord of the centre? And so what is the x-coord? And what is the radius? Now form the equation.

M Monoxdifly Apr 2018 182 38 Sukoharjo Jan 9, 2020 #12 The ordinate of the centre is 6, so the abscissa is 3. Oh, I think I understand now! Thank you!