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Author:
keith leung
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Tim Brzezinski
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GeoGebra
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近似值:有效數字
兩組對邊相等和有直角的四邊形
兩位數加法
找出對稱軸
直角坐標平面上的旋轉變換
Discover Resources
證平行四邊形 (對邊相等)
利用Geogebra說明y=ax2+bx+c圖形性質
抛物线顶点形成椭圆动画
同角三角函数的基本关系(正六边形记忆法)
单位圆与正弦函数
Discover Topics
Rectangle
Arithmetic
Fractions
Functions
Plane Figures or Shapes