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兩正方形重疊的形狀(配合習作40頁)
Author:
鍾文欽
GeoGebra
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兩組對邊相等和有直角的四邊形
球體建築師
四邉形 (四年級) 教師版
畫出對稱圖形
【案例】2018年全国1卷理科12题
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微積分基本定理
Geometry Exercises
explore
圓與直線距離
kkklkl
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Mode
Prism
Translation
LCM and GCD
Inequalities