The circle C C\,C has equation (x−4)2+(y−3)2=25(x - 4)^2 + (y - 3)^2 = 25(x−4)2+(y−3)2=25
Write down the coordinates of the centre of C C\,C and the radius of CCC.
C C\,C crosses the yyy-axis at the points A A\,A and BBB. Find the coordinates of A A\,A and of BBB.
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.