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三角形全等的理由 – 題2的副本
Author:
庄晓阳
,
Anthony OR 柯志明
GeoGebra
Anthony Or. Education Bureau, Hong Kong.
New Resources
三位數除以一位數（二）
兩位數除以一位數（二）
球体的体积推导
【案例】圆柱体内放置一个大球六个小球
GeoGebra笔记功能体验课件
Discover Resources
Constructing Quadrilaterals by Four Sides (2014)
繡曲線
shaded region
作業一
两角和的正切公式几何证明
Discover Topics
Cylinder
Parabola
Equilateral Triangles
Continuity
Trapezoid