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Author:
Eduardo Neto
,
###
,
Anthony OR 柯志明
GeoGebra
New Resources
兩組對邊相等的四邊形
四邉形 (四年級) 教師版
三位數除以一位數（一）
找出對稱軸
算柱 (兩位數)
Discover Resources
小學數學比賽 2014
圖形繪製---心型線
Geometry: Plane Figures (幾何： 平面圖像)
pyramid01 by Mr LO WY
抛物线定义
Discover Topics
Quadratic Equations
Circumcircle or Circumscribed Circle
Rectangle
Solids or 3D Shapes
Random Experiments