Tangent to Two Ellipses

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2016-02-29 20:00

Coordinate Geometry

This example demonstrates how to find the common tangent of two ellipses using mathematical methods. Key mathematical concepts include the properties of ellipses and geometric construction. It utilizes commands such as Ellipse, Coefficients, Intersect, and Polar in GeoGebra. Suitable for high school mathematics education and students learning ellipse geometry.

GeoGebra Commands & Parameters

Ellipse(A, B, C) → c
Ellipse(D, E, F) → d
Coefficients(c) → list1
Coefficients(d) → list2
Intersect(c, k) → G, H, I, J
Polar(H, c) → h
Polar(I, c) → i
Polar(J, c) → j
Polar(G, c) → l