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三個交點
Author:
ray10430157
GeoGebra
New Resources
拼砌四邊形
兩組對邊相等的四邊形
球體建築師
四邊形的特性
找出對稱軸
Discover Resources
垂足三角形
正方體的反射對稱
面積相關問題(Area)
正三角形內一點P, 到三頂點距3,4,5
四角錐體
時鐘
Discover Topics
Area
Interest Calculation
Pyramid
Surface
Line Segment