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彩虹爱心+彩虹爱心
Author:
陈丽婷
GeoGebra
New Resources
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
近似值：有效數字
四邊形的特性
四邉形 (四年級) 教師版
Discover Resources
不規則圖形的周界(雙L)
伊斯蘭窗花 0410
一位数加减法运算自我测评
椭圆滚动
分點與向量比
Discover Topics
Vectors 2D (Two-Dimensional)
Parametric Curves
Root
General Quadrilateral
Polynomial Functions