Exploration 06 - The Focus and Directrix
First, with students in exploring what parabolas actually are you can begin with a paper folding exercise:
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The remainder of this exercise will focus on a GSP file that I have created for this lesson:
Review GSP file (tab 1a, 1b) and video to demonstrate the paper folding exercise point trace and tangent line trace:
Review GSP file (tab 1a, 1b) and video to demonstrate the paper folding exercise point trace and tangent line trace:
focusdirectrix.gsp | |
File Size: | 72 kb |
File Type: | gsp |
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I have included photos of some of the problems contained in the GSP file provided. Please refer to the file for more problems and details.