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正弦定理
Author:
羅驥韡 (Pegasus Roe)
Topic:
Sine
GeoGebra
New Resources
直角坐標平面上的旋轉變換
画直线等分三角形的面积
兩組對邊相等的四邊形
拼砌四邊形
三位數除以一位數（一）
Discover Resources
My first Geogebra Book
乘法
與兩圓相切之圓心雙曲線軌跡
纏繞畫2
圖三 的複本
Discover Topics
Ellipse
Incircle or Inscribed Circle
General Quadrilateral
Upper and Lower Sum or Riemann Sum
Multiplication