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Author:
johnmayhk
GeoGebra
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兩組對邊相等和有直角的四邊形
画直线等分三角形的面积
四邉形 (四年級) 教師版
直角坐標平面上的旋轉變換
異分母分數減法
Discover Resources
分割圓餅圖
習題二
Coffee Brewing Control Chart
test02
数一数这是几边形
Discover Topics
Parametric Curves
Quadrilaterals
Solids or 3D Shapes
Functions
Logarithm