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Author:
德旺 孙
GeoGebra
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斜率的值
圓周公式的應用
撒针估算面积实验
折扣
直線的斜率
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三角形的外心
三角形，點上平分面積
對數函數的內插法
Gauss Seidel 線性迭代求解
拋物線5--包絡線法
Discover Topics
Geometric Distribution
Polygons
Circle
Upper and Lower Sum or Riemann Sum
Optimization Problems