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Author:
金虎
Topic:
Mathematics
GeoGebra
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兩組對邊相等的四邊形
四邊形的特性
畫出對稱圖形
球體建築師
兩位數加法
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Angle in Alternate Segment 3
正七角錐(旋轉,實體、透視)
數學傳播39卷4期, 平面幾何公式思考
GGB8
用圓作成的三角形
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Cosine
Distributions
Percentages
Plane Figures or Shapes
Power Functions