# Ellipse Cheat Sheet

## Ellipse Cheat Sheet

### Concepts Covered

• Standard Equation of an Ellipse
• General Equation of an Ellipse
• Parametric Equation of an Ellipse
• Position of a point with respect to an Ellipse
• Equation of Tangents: Slope Form, Point Form and Parametric Form
• Point of Intersection of Tangents
• Pair of Tangents from an external point
• Equation of a Normal: Slope Form, Point Form and Parametric Form
• Equation of a Chord with known end points
• Equations of a Chord with known mid point
• Equation of Chord of Contact
• Some properties of the Ellipse