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正立方體->菱形十二面體(滑桿動畫)
Author:
侯杰材
GeoGebra
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Nested spiral octagon
長方體平面投影 (Codex版)
直角坐標平面上的旋轉變換
三半圓間的相切圓(Codex╱2026.10.07)
國旗 (作圖步驟直接餵給 Claude)
Discover Resources
Area of Triangle_2
軌跡觀察---兩圓上線段中點
九點圓
球的内接三棱锥
算幾不等式
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Pyramid
Geometric Distribution
Hyperbola
Quadratic Equations
Similar Triangles