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旋轉對稱 Rotational symmetry
Author:
TANG TSZ YUEN
Topic:
Symmetry
GeoGebra
New Resources
【案例】2013年安徽高考15题
畫出對稱圖形
三位數除以一位數(二)
柱體建築師
兩位數加法
Discover Resources
用極座標做時鐘
立體圓錐與斜切面關係
祖暅之《綴術》:「緣冪勢既同,則積不容異。」
螢橋國中 周孟承
任意四边形各边中点的连线必构成平行四边形.许兴华数学
Discover Topics
Parametric Curves
Median Line
Circumcircle or Circumscribed Circle
Conic Sections
Continuity