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任务2：勾股定理
Author:
陈丽婷
GeoGebra
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長方體平面投影 (Codex版)
兩組對邊相等的四邊形
球體建築師
AI 訓練教室
近似值：有效數字
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數學4其他圖
題 1
Lagrange
七巧板
三角形相似的直观显示.许兴华数学
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Upper and Lower Sum or Riemann Sum
Percentages
Diagrams
Tangent Line or Tangent
Angles