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反比例
Author:
军云
GeoGebra
New Resources
垂直線的斜率
盈利與虧蝕
百分數及其應用
祖冲之的期望：内棋与外棋
龙形曲线-分形龙2
Discover Resources
方輪與方路
旋轉4
函数曲线
三角形的面積的副本
俄罗斯方块
Discover Topics
Sphere
Rotation
Cuboid
Orthocenter
Isosceles Triangles