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PMC 2012-13 Q3
Author:
Arthur Lee
題目三
GeoGebra
New Resources
The Gardener's Circle
Rectangle Construction Template (V2)
Parallelogram Anatomy
Regular Polygons and Equivalent Triangles
The Gardener's Ellipse
Discover Resources
Handyrechnung
Investigation 1
Line Symmetry Linkage (Alias: Imai's Butterfly)
Earth orbiting Sun - sketch
Rounding on a number line
Discover Topics
Ellipse
Percentages
Root
Statistics
Circumcircle or Circumscribed Circle