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圖B
Author:
whtong
GeoGebra
New Resources
畫出對稱圖形
兩組對邊相等和有直角的四邊形
第八周作业
四邊形的特性
錐體建築師
Discover Resources
史坦納圓 (Steiner Circle)
國三2-2習作題
No.4
B6 二次函數
椭圆中的对称斜率为定值问题20190917
Discover Topics
Plane Figures or Shapes
Combinatorics
Congruence
Variance
Cylinder