Eccentricity of Ellipses and Parabolas

This example demonstrates the geometric properties of ellipses and parabolas, focusing on the concept of eccentricity. It involves core mathematical ideas such as ellipse equations, eccentricity, parabola definitions, symmetry, and function graphing. The construction uses GeoGebra commands like Ellipse, Eccentricity, sliders, and text annotations. Suitable for high school and advanced learners exploring conic sections and parameterization.