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三角形的外心與外接圓
Author:
大園數學
三角形的外心是三條中垂線的交點,外心到三頂點等距離,此距離即為外接圓半徑。
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兩組對邊相等和有直角的四邊形
Fibonacci Clock
四邊形的特性
AI 訓練教室
國旗 (作圖步驟直接餵給 Claude)
Discover Resources
切線段等長
高中三大動圓軌跡圖形
HKMO 2008 Question 3 Demonstration (Geometric Construction)
Copy of 二次函數圖形
橢圓1--四圓心近似法
Discover Topics
Circumcircle or Circumscribed Circle
Rectangle
Power Functions
General Quadrilateral
Secant Line or Secant