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Author:
Lin Ching Chieh
GeoGebra
New Resources
四邉形 (四年級) 教師版
畫出對稱圖形
直角坐標平面上的旋轉變換
柱體建築師
找出對稱軸
Discover Resources
龍騰4_1-1習9
路徑四動畫
angle between planes
橢圓軌跡
正方形纸片剪出正三角形(顶点在边上)
Discover Topics
Bar Chart or Bar Graph
Quadratic Functions
Area
Binomial Distribution
Quadratic Equations