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斯坦納-雷米歐司(Steiner-Lehmus)定理推廣
Author:
連琨銘
GeoGebra
New Resources
画直线等分三角形的面积
異分母分數減法
圓周公式的應用
漂亮的摇摆曲线
【案例】2018年全国1卷理科12题
Discover Resources
題 3
畢氏定理習作
sinx
生长的海螺
小学一年级上（人教版）
Discover Topics
Prism
Rhombus
Combinatorics
Incircle or Inscribed Circle
Upper and Lower Sum or Riemann Sum