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23第13题
Author:
袁正铎
GeoGebra
New Resources
判斷球體
找出對稱軸
算柱 (兩位數)
直角坐標平面上的旋轉變換
Earth with coastline
Discover Resources
regular hexagon construction
雙曲線漸近線
gjc091b18 圓的割線
Centroid
深圳2018 22
Discover Topics
Kite
Centroid or Barycenter
Dilation
Frequency Distribution
Confidence Interval