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operation of matrix
Author:
华杰 苏
Topic:
Matrices
GeoGebra
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四邊形的特性
拼砌四邊形
兩組對邊相等的四邊形
sanjiaohanshu
畫出對稱圖形
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例子
三角形的外心
正六角柱
正12面體內的正四面體製作
了解圓方程(2)的副本
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Trapezoid
Conic Sections
Set Theory
Tangent Function
Congruence