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圆锥的侧面展开图3D动画的副本
Author:
朱延刚
,
qianqianhouhou
拖动点C
GeoGebra
New Resources
拼砌四邊形
小数 的副本
近似值：有效數字
直角坐標平面上的旋轉變換
Earth with coastline
Discover Resources
三角形
圓錐曲線
P6 圓周
中國火柴遊戲一
找出對稱軸
Discover Topics
Scalene Triangles
Means
Ellipse
Quadrilaterals
Fractions