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Author:
antidoctor
GeoGebra
New Resources
拼砌四邊形
算柱 (兩位數)
GeoGebra笔记功能体验课件
【案例】圆柱体内放置一个大球六个小球
【案例】2018年全国1卷理科12题
Discover Resources
對稱求最小
內切圓
http://www.qsir.org/?p=8853
雙心運動 大
三角函数 的副本
Discover Topics
Upper and Lower Sum or Riemann Sum
Prism
Symmetry
Sequences and Series
Tangent Line or Tangent