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數學傳播39卷4期, 平面幾何公式思考
Author:
Yu-Tuan Lin
New Resources
兩組對邊相等的四邊形
兩位數除以一位數（二）
拼砌四邊形
画直线等分三角形的面积
錐體建築師
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games
binary and hexadecimal
测试文件
創作對稱圖形 LEVEL 4
The change in measure in statistics after adding a constant
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Curve Sketching
Prism
Tangent Line or Tangent
Differential Equation
Logarithm