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2017-11-02 Q.3
Author:
johnmayhk
GeoGebra
New Resources
兩位數除以一位數（一）
找出對稱軸
畫出對稱圖形
兩組對邊相等和有直角的四邊形
【案例】圆柱体内放置一个大球六个小球
Discover Resources
趙庭浩的GGB電子書
拋物線的疊合
三角形内切圆
和两个圆都相切的圆
三角形的三个旁切圆.许兴华数学
Discover Topics
Incircle or Inscribed Circle
Vectors 3D (Three-Dimensional)
Integers
Pie Chart or Circle Chart
Optimization Problems