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BkD_act15_03c
Author:
Luk Sir
GeoGebra
New Resources
兩組對邊相等的四邊形
拼砌四邊形
畫出對稱圖形
【案例】2018年全国1卷理科12题
四邊形的特性
Discover Resources
Apollonius Problem 10 CCC wiki step 3
example
同位角__水平平行綫
外心(劉虹圻 高二三26)
P.1 加法結合性質（新課程）
Discover Topics
Logarithm
Linear Regression
Set Theory
Fractions
Mode