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探索“三等分点连线围成的小三角形”的特点
Author:
吴光蕴
GeoGebra
New Resources
四邊形的特性
算柱 (兩位數)
找出對稱軸
拼砌四邊形
近似值:有效數字
Discover Resources
面積2轉正三角形
Indices 5
equations of circle 1
橢圓3--平行四邊形法
祖暅原理
Discover Topics
Conic Sections
Intersection
Tangent Function
Polygons
Rectangle