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Mathematics-Online problems:
Ellipse
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Problem
Interactive Problem
Problems without title are currently available in German only. See:
This page in German
.
Problems:
Problem 87
: Focus and Reflexion of Light in Ellipses
Problem 343
: Ellipse via Focal Points
Interactive problems:
Interactive Problem 706
Interactive Problem 736
Interactive Problem 1297
Interactive Problem 1348
automatically generated 12/15/2008
