The circle C C\,C has equation (x−3)2+(y+2)2=25(x - 3)^2 + (y + 2)^2 = 25(x−3)2+(y+2)2=25.
Show that C C\,C has centre (3,−2)(3, -2)(3,−2) and passes through point (6,2)(6, 2)(6,2).
292 exam-style questions on Edexcel A Level Maths Circles, covering 6.1 Midpoints and Perpendicular Bisectors, 6.2 Equation of a Circle, 6.3 Intersections of Straight Lines and Circles, 6.4 Use Tangent and Chord Properties, and 6.5 Circles and Triangles. Each one has a worked solution and a mark scheme showing where the marks go.