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Copy of 劉徽的「割圓術」
Author:
Toiyu Lau
,
Anthony OR 柯志明
GeoGebra
New Resources
AI 訓練教室
國旗 (作圖步驟直接餵給 Claude)
Earth with coastline
畫出對稱圖形
Nested spiral octagon
Discover Resources
對稱
Area of triangle using 0.5bs sinA
同心圓+等分割線
二项分布
兩組對邊相等的四邊形（三年級）
Discover Topics
Planes
Sine
Perimeter
Kite
Equilateral Triangles