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GeoGebra
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GeoGebra
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Twist Bottle
Author:
陳隆期
GeoGebra
New Resources
畫出對稱圖形
判斷球體
GeoGebra笔记功能体验课件
拼砌四邊形
三位數除以一位數（二）
Discover Resources
任意角的三角比
Primary School Mathematics Collection
Pythagorean Theorem Proof: Shearing
buji
序列嵌套
Discover Topics
Means
Scalene Triangles
Arithmetic Mean
Kite
Geometric Mean