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Martin Ressaar
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martin.ressaar
GeoGebra
New Resources
Variation Theory Parallelogram Proofs
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Parallelograms: Quick Investigation
Dissections by Guillermo Bautista
Poorly Drawn Parallelograms 3
Discover Resources
Graph of an Quadratic Equation
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gemma-licious
modul16-A_goodman_smak santo paulus jember
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