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GeoGebra
Locus 軌跡(3T)
Author:
Alex CHIK
Topic:
Straight Lines
GeoGebra 互動數學教室
http://www.geogebra.hk
Related Topics
Angles
Congruence
Conic Sections
Coordinates
Plane Figures or Shapes
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題八
廣義角的代換(180度加減角度)
利用对称求线段和最值
繪圖
凸型表面積計算（平移部分面、角度轉換法）
Discover Topics
Hyberbola
Parabola
Centroid or Barycenter
Perimeter
Similar Triangles
