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Author:
李政憲
GeoGebra
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四邉形 (四年級) 教師版
小数 的副本
找出對稱軸
錐體建築師
兩組對邊相等和有直角的四邊形
Discover Resources
特殊線.ggb
兩面角
李樂雯_尋找PI的活動
GeoGebra研習作品
周界-平移法(練習三)
Discover Topics
Incircle or Inscribed Circle
Cosine
Confidence Interval
Volume
Matrices