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劉虹圻 垂心
Author:
呂麗珠
Topic:
Orthocenter
GeoGebra
New Resources
四邉形 (四年級) 教師版
【案例】圆柱体内放置一个大球六个小球
算柱 (兩位數)
球体的体积推导（优化版）
三位數除以一位數（二）
Discover Resources
Parallelogram 02
夜市麻將模擬機2
[S2] a revised version of Jane’s GeoGebra file (modified by the author)
地球－完整球面
Copy of 表示數線上的位置
Discover Topics
Incircle or Inscribed Circle
Derivative
Conditional Probability
Terms
Stochastic Process or Random Process