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把三角形分類 的複本
Author:
Tony Cheng
,
GeoGebra Institute of Hong Kong
GeoGebra
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兩組對邊相等和有直角的四邊形
兩位數加法
錐體建築師
【案例】2018年全国1卷理科12题
画直线等分三角形的面积
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正四面體
對頂角_2
繪圖
动点问题
斜率乘积为定值(椭圆、双曲线)
Discover Topics
Histogram
Logarithm
Statistical Characteristics
Fractal Geometry
Cylinder