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最小周長三角形
Author:
学用数学
GeoGebra
New Resources
多邊形的面積
兩位數除以一位數（二）
【案例】圆柱体内放置一个大球六个小球
第八周作业
祖冲之的期望：内棋与外棋
Discover Resources
Conductivity
Quiz on Translation 平移變換：測驗
擲銀實驗
劉徽的「割圓術」的副本
含有任意量词与存在量词的最值问题
Discover Topics
Ratios
Vectors 2D (Two-Dimensional)
Cube
Upper and Lower Sum or Riemann Sum
Fractal Geometry