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Author:
Antony Chan
Testing 2 (Addition of vectors)
GeoGebra
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球体的体积推导(优化版)
画直线等分三角形的面积
四邊形的特性
判斷球體
兩組對邊相等和有直角的四邊形
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以反演看 n 次方根
包含除法(1 ÷分數)
中點軌跡(動點在兩圓上)
數學傳播39卷4期, 平面幾何公式思考
幂函数的图像
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Constructions
Distributions
Isosceles Triangles
Line Segment
Trigonometry