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軌跡觀察---三同心圓上的三角形重心軌跡
Author:
大園數學
軌跡觀察---三同心圓上的三角形重心軌跡
GeoGebra
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三位數除以一位數(二)
兩組對邊相等和有直角的四邊形
判斷球體
拼砌四邊形
找出對稱軸
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動圓的圓心軌跡為橢圓
四邊形四個西姆松圓交於九點心
zuiduan
curve 函數的示範
f(x)=cosx的圖形--伸縮與平移
Discover Topics
Set Theory
Sine
Rectangle
Sphere
Vectors 3D (Three-Dimensional)