Centre and Radius of a Circle · CSEC Additional Mathematics

8 past-paper questions on Centre and Radius of a Circle, part of Coordinate Geometry, from every CSEC Additional Mathematics paper on Quelpr.

1. 3(a)(i)2 marks· Additional Mathematics Q3 3(a)(i)Determine the coordinates of the centre of the circle.
2. 3(a)(i)3 marks· Additional Mathematics Q3 3(a)(i)A line has equation x + y + 1 = 0. Show that this line passes through the centre of the circle.
3. 3(a)(i)2 marks· Additional Mathematics Q3 3(a)(i)Calculate the radius of the circle.
4. 3(a)(ii)2 marks· Additional Mathematics Q3 3(a)(ii)State the coordinates of the centre and the value of the radius of circle C.
5. 3(a)(ii)1 mark· Additional Mathematics Q3 3(a)(ii)Find the length of the radius.
6. Q211 mark · multiple choice· CSEC Additional Mathematics · 2014 · Paper 1The coordinates of the centre of a circle with equation (x - 1)^2 + (y + 3)^2 = 36 is
7. Q211 mark · multiple choice· CSEC Additional Mathematics · 2016 · Paper 1The coordinates of the centre of a circle with equation (x - 1)^2 + (y + 3)^2 = 36 is
8. Q211 mark · multiple choice· CSEC Additional Mathematics · 2018 · Paper 1The point (2, 3) is at one end of a diameter of a circle whose equation is x^2 + y^2 - 10x + 2y + 1 = 0. The coordinates of the other end of the diameter are