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Author:
顾萧然
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兩組對邊相等和有直角的四邊形
【案例】2018年全国1卷理科12题
兩組對邊相等的四邊形
三位數除以一位數(一)
找出對稱軸
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相同圖形的拼砌(三角形)
Demo
Graph of Transformation of Quadratic Function 二次函數圖像轉換
Copy of 畢氏樹
S0E02 勾股定理
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Incircle or Inscribed Circle
Optimization Problems
Unit Circle
Sequences and Series
Linear Functions