1. ##### Question 214
Coordinate Geometry - Circles - Geometry - Investigate Equation of Circle
2. ##### Question 4006
was: Coordinate Geometry - Circles - Geometry - Equation of a circle 2
now: Coordinate Geometry - Circles - Geometry - Matching Circles
3. ##### Question 1684
was: Coordinate Geometry - Tangents and normals - The parabola
now: Coordinate Geometry - Tangents and normals - Investigate Equation of Parabola
4. ##### Question 1686
was: Coordinate Geometry - Tangents and normals - The ellipse
now: Coordinate Geometry - Tangents and normals - Investigate Equation of Ellipse
5. ##### Question 1688
was: Coordinate Geometry - Tangents and normals - The hyperbola
now: Coordinate Geometry - Tangents and normals - Investigate Equation of Hyperbola
6. ##### Question 1690
was: Coordinate Geometry - Tangents and normals - The rectangular hyperbola
now: Coordinate Geometry - Tangents and normals - Investigate Equation of Rectangular Hyperbola
7. ##### Question 1652
was: Coordinate Geometry - Conics - The family of conics
now: Coordinate Geometry - Conics - Family of Conics using Polar Equations
8. ##### Question 1666
was: Coordinate geometry - Parametric curves - The parabola
now: Coordinate geometry - Parametric curves - Parametric Parabola
9. ##### Question 1668
was: Coordinate geometry - Parametric curves - The ellipse
now: Coordinate geometry - Parametric curves - Parametric Ellipse
10. ##### Question 1669
was: Coordinate geometry - Parametric curves - The hyperbola
now: Coordinate geometry - Parametric curves - Parametric Hyperbola
11. ##### Question 1670
was: Coordinate geometry - Parametric curves - The rectangular hyperbola
now: Coordinate geometry - Parametric curves - Parametric Rectangular Hyperbola
12. ##### Question 1181
was: Coordinate geometry - Parametric curves - Various curves
now: Coordinate geometry - Parametric curves - Lissajous Curves
13. ##### Question 1182
was: Coordinate geometry - Parametric curves - Various curves 2
now: Coordinate geometry - Parametric curves - Conchoids of Nicomedes
14. ##### Question 1183
was: Coordinate geometry - Parametric curves - Various curves 3
now: Coordinate geometry - Parametric curves - More Parametric Curves
15. ##### Question 1671
was: Coordinate geometry - Parametric curves - Cycloids
now: Coordinate geometry - Parametric curves - Cycloids