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整數或分數÷分數_ 工作紙（一）_題1c
Forfatter
GeoGebra Institute of Hong Kong
GeoGebra
Nye Materialer
異分母分數減法
画直线等分三角形的面积
兩組對邊相等的四邊形
拼砌四邊形
錐體建築師
Opdag Ressourcer
兩直線夾角101.11.21
Locus of mid-point of a variable chord of a circle.
Introduce tangent ratio
Copy of sin(x) 的函數圖形
莫比乌斯带
Udforsk emner
Kegle
Ubestemte Integral
Rektangel
Ellipse
Subtraktion