The points A A\,A and B B\,B have coordinates (−1,3)(-1, 3)(−1,3) and (5,11)(5, 11)(5,11) respectively.
AB AB\,AB is a diameter of the circle CCC.
Find an equation for CCC.
143 exam-style questions on AQA A Level Maths 1.6 C: Coordinate geometry in the (x, y) plane, covering 1.6.1 Equation of a straight line, 1.6.2 Coordinate geometry of the circle, 1.6.3 Parametric equations of curves (A-level only), and 1.6.4 Parametric equations in modelling (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.