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任务10:黄金螺线与向日葵
Author:
陈丽婷
GeoGebra
New Resources
撒针估算面积实验
盈利與虧蝕
平行線的判定
第三周作业效果演示
第八周作业2
Discover Resources
平行四邊形變奏曲III
COS 特別角
四邊形四個九點圓共點
圓錐(可改底面圓半徑、錐體高)
排水法求物件體積
Discover Topics
Plane Figures or Shapes
Rotation
Vectors 2D (Two-Dimensional)
Means
Orthocenter