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折扣 例4的副本
Author:
冯圣军
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
sanjiaohanshu
世界平面地圖 (Codex╱2026.10.07)
美國國旗 (Codex 版)
長方體平面投影 (Codex版)
直角坐標平面上的旋轉變換
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以 Unit Circle 了解 Sine 的正/負
task4
Möbius strip
球體
我的第一个GGB绘本
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Geometric Transformations
Equilateral Triangles
Pie Chart or Circle Chart
Variance
Similarity Transformation or Similarity