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数一数这是几边形
Author:
玖数
数一数这是几边形
GeoGebra
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國旗 (Claude 版)
Fibonacci Clock
AI 訓練教室
三半圓間的相切圓(Codex╱2026.10.07)
美國國旗 (Codex, 2026.10.06)
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海龍公式與內切圓半徑
任意角的三角函数
放缩尺
初中数学模型
两次折叠
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Incircle or Inscribed Circle
Cylinder
Conic Sections
Triangles
Correlation