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正弦定理的证明
Author:
梁航宇
GeoGebra
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圓周公式的應用
平行線的斜率
常见四边形是否是双心四边形
垂直線的斜率
龙形曲线-分形龙
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雙曲線
量度活動所用的時間 (時、分、秒)
拋射問題
Volume of pyramid from a cube
翰林數學_2下_CH4-1_截線與截角的意義
Discover Topics
Quadratic Functions
Secant Line or Secant
Translation
Geometry
Surface