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Locus 軌跡(2T)
Author:
Alex CHIK
GeoGebra
GeoGebra 互動數學教室
http://www.geogebra.hk
New Resources
畫出對稱圖形
第八周作业
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
拼砌四邊形
Discover Resources
自我練習
扣球路徑求直線方程式(隨機出題)
點之極線定理 / polar of a point theorem
均值不等式的一种几何证明.许兴华数学
序列（圆内弦）
Discover Topics
Combinatorics
Geometry
Conditional Probability
Parallelogram
Means