Equation of a Circle · CSEC Additional Mathematics

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

1. 3(a)3 marks· Additional Mathematics Q3 3(a)Determine the equation of the circle that has centre (5, -2), and passes through the origin.
2. 3(a)(i)2 marks· Additional Mathematics Q3 3(a)(i)Express the equation in the form (x + f)² + (y + g)² = r².
3. 3(a)(i)5 marks· Additional Mathematics Q3 3(a)(i)Determine the equation of circle C.
4. 3(a)(i)3 marks· Additional Mathematics Q3 3(a)(i)Express the equation of the circle in the form x² + y² + hx + gy + k = 0, where h, g and k are integers to be determined.
5. 3(a)(ii)2 marks· Additional Mathematics Q3 3(a)(ii)Write the equation of the circle in the form x² + y² + 2fx + 2gy + c = 0.
6. 3(a)(ii)3 marks· Additional Mathematics Q3 3(a)(ii)A circle of radius 5 cm has as its centre the point of intersection of the two perpendicular lines in (i). Determine the equation for this circle.
7. Q231 mark · multiple choice· CSEC Additional Mathematics · 2015 · Paper 1A circle C has centre (3, -2) and radius 4. The equation of C is
8. Q231 mark · multiple choice· CSEC Additional Mathematics · May/June 2017 · Paper 1A circle C has centre (3, -2) and radius 4. The equation of C is