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旋轉對稱
Author:
Wong Chun Ying
Topic:
Symmetry
GeoGebra
New Resources
Nested spiral octagon
Earth with coastline
國旗 (Claude 版)
國旗 (作圖步驟直接餵給 Claude)
找出對稱軸
Discover Resources
翻轉方塊
周界
長方形面積
歐幾米德多面體（四邊形與六邊形）
学用数学（分季）
Discover Topics
Centroid or Barycenter
Fractions
Arithmetic
Stochastic Process or Random Process
Optimization Problems