CONIC SECTIONS MATHEMATICA DEMONSTRATIONS USING DANDELIN SPHERES

Ellipse and Hyperbola, using two foci

• Download the following file: todoconicas.cdf


• Open it with Mathematica, or with Wolfram CDF Player (free download here)

Parabola, Ellipse and Hyperbola, using one focus and a directrix

• Download the following file: parabola.cdf


• Open it with Mathematica, or with Wolfram CDF Player (free download here)