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玉兔呈祥双兔報喜
Author:
李春培
玉兔呈祥
GeoGebra
New Resources
拼砌四邊形
四邊形的特性
兩位數加法
找出對稱軸
兩位數除以一位數（二）
Discover Resources
動畫基本滑桿
invariance interval
Arithmetic Series 等差級數
對稱成分(零序.正序.負序)
弦的垂直線何時平分弦活動?
Discover Topics
Inequalities
Cube
Poisson Distribution
Natural Numbers
Optimization Problems