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GeoGebra Lesson
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GeoGebra Lesson
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Author:
tan90t
GeoGebra
New Resources
Nested spiral octagon
畫出對稱圖形
中華民國國旗 (Codex╱2026.10.06)
直角坐標平面上的旋轉變換
Earth with coastline
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教學-面與面的夾角
sequence-circle
圓周角與圓心角之度數關係臆測(圓周角的一邊通過圓心)
畫三角形 題1a 的複本
我的第一个GGB绘本
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Polygons
Geometric Transformations
Plane Figures or Shapes
Arithmetic Operations
Multiplication