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proof10 曹詠鈞
Author:
郭亮偉
GeoGebra
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兩組對邊相等的四邊形
【案例】2018年全国1卷理科12题
找出對稱軸
四邊形的特性
異分母分數減法
Discover Resources
畢氏定理的證明
三角形及多邊形
Probability(概率）
幂函数的副本
時距計算機 (時針改變)
Discover Topics
Difference and Slope
Constructions
Isosceles Triangles
Matrices
Trigonometry