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定理介紹：切線與半徑 | Tangent and Radius
Author:
Ricky LI
,
chisunch1
GeoGebra
New Resources
三半圓間的相切圓(Codex╱2026.10.07)
Earth with coastline
找出對稱軸
國旗 (Claude 版)
美國國旗 (Codex, 2026.10.06)
Discover Resources
大樂透開獎機(由小號到大號)
簡單動畫
Two lines
P.8.20_1
正方體展開(動畫脫鉤).ggb
Discover Topics
Integers
Means
Logarithm
Probability
Area