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數學傳播39卷4期, 平面幾何公式思考
Author:
Yu-Tuan Lin
New Resources
兩組對邊相等的四邊形
小数 的副本
兩位數加法
兩位數除以一位數（二）
柱體建築師
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Lap / 9
中點軌跡(動點在兩圓上)
S4 Circle Theorems
Quiz on Addition and Subtraction of Directed Numbers (2)
热带风暴storm
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Optimization Problems
Diagrams
Stochastic Process or Random Process
Fractal Geometry
Parametric Curves