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正态分布曲线
Author:
老友玩数学
GeoGebra
New Resources
三角函数 的副本
圓的基本性質
球体的体积推导
祖冲之的期望：内棋与外棋
双心四边形
Discover Resources
正方體的反射對稱2
区域面积
曲線上的箭頭 (Arrow on Curve)
圖形的內部、外部與周界
串珠
Discover Topics
Vectors 2D (Two-Dimensional)
Pythagoras or Pythagorean Theorem
Geometry
Geometric Transformations
Vectors