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Topic: Dynamic Geometry Sketches Updated, November 2010
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Michael de Villiers

Posts: 281
Registered: 12/3/04
Dynamic Geometry Sketches Updated, November 2010
Posted: Nov 5, 2010 3:24 PM
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For noting.

My dynamic geometry sketches Link at has been updated with the following (new & revised) sketches:
1) Affine invariance of conics
2) British Mathematics Olympiad problem & its dual
3) De Villiers points & Hyperbola of a triangle (updated)
4) Pirate Treasure Hunt and some generalizations
5) Some unproved conjectures (updated)

and the Student Explorations sections with:
1) Bride's Chair Concurrency and locus (updated)
2) British Mathematics Olympiad Concurrency Problems
3) Cosine-Sine Angle Rule (updated)
4) Desargues' theorem
5) Links to 'SA Math Olympiad Questions and Problems' and 'Cut the Knot'

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