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GGB研習成果01
Author:
Lee Chung-yu
GeoGebra
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三位數除以一位數（一）
兩組對邊相等和有直角的四邊形
兩位數除以一位數（二）
拼砌四邊形
兩位數加法
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畢氏定理動態證明(歐基里得，應用時間參數跳躍函數)
conjugate
基礎作圖1
Net of cylinder
單點透視法
Discover Topics
Circumcircle or Circumscribed Circle
Division
Geometry
Cosine
Unit Circle