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保持2:3:4
Author:
hjyanghj
Topic:
Geometry
GeoGebra
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【案例】2018年全国1卷理科12题
算柱 (兩位數)
四邉形 (四年級) 教師版
兩組對邊相等和有直角的四邊形
畫出對稱圖形
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橢圓的軌跡
點座標旋轉公式
投擲兩枚硬幣的概率
漂亮ㄉ東東
对数函数（表格文本效果）的副本
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Continuity
Fractal Geometry
Isosceles Triangles
Rhombus
Correlation