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陳隆期
GeoGebra
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三半圓間的相切圓(Codex╱2026.10.07)
直角坐標平面上的旋轉變換
sanjiaohanshu
伊朗國旗 (Codex╱2026.10.07)
國旗 (Claude 版)
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three
三角碎形
圓與切線
点到双曲线的切线方程
加法与乘法
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Angles
Ellipse
Linear Equations
Geometric Transformations
Trapezoid