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折纸角度探究1
Author:
陈力
Topic:
Constructions
,
Geometry
,
Symmetry
GeoGebra
New Resources
GeoGebra笔记功能体验课件
畫出對稱圖形
【案例】圆柱体内放置一个大球六个小球
兩位數除以一位數（一）
三位數除以一位數（一）
Discover Resources
How to reconstruct a quadrilateral farm to a triangular one with the same area?
切割任意四邊形再拼砌成矩形
正n邊形內接縮小正n邊形
二項分佈的副本
数学之美
Discover Topics
Fractal Geometry
Centroid or Barycenter
Congruence
Probability
LCM and GCD