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GeoGebra
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GeoGebra
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Twist Bottle
Author:
陳隆期
GeoGebra
New Resources
四邊形的特性
畫出對稱圖形
兩組對邊相等和有直角的四邊形
GeoGebra笔记功能体验课件
球體建築師
Discover Resources
proof SSS
滚动的硬币
telling the time
切割線性質
畢氏定理
Discover Topics
Pythagoras or Pythagorean Theorem
Quadrilaterals
Variance
Correlation
Vectors 2D (Two-Dimensional)