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拿破侖定理(外拿破侖)證明二
Author:
連琨銘
GeoGebra
New Resources
算柱 (兩位數)
四邊形的特性
兩組對邊相等的四邊形
【案例】2018年全国1卷理科12题
画直线等分三角形的面积
Discover Resources
Li Shan Lan Cone Pi
三角形面積公式B2
比較利益
Epicycloid
賺賠：例3的副本
Discover Topics
Vectors 2D (Two-Dimensional)
Rhombus
Dilation
Upper and Lower Sum or Riemann Sum
Orthocenter