Conic Sections Are Everywhere

My Honors Precalculus students just wrapped up a unit on conics sections: circles, parabolas, ellipses, and hyperbolas. As a final project, I had them find examples of each type, and take pictures of them. They came up with some very creative responses:

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Conic Sections, Locus, & Sketchpad

Here’s a short screencast I made that explains how to use Geometer’s Sketchpad and the concept of locus to generate parabolas, ellipses, and hyperbolas.