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任务10：黄金螺线与向日葵
Author:
陈丽婷
GeoGebra
New Resources
第八周作业
第三周作业效果演示
中华人民共和国国旗
龙形曲线-分形龙
盈利與虧蝕
Discover Resources
活動所需時間計算機 (24小時報時制)
slide base
抛物线
笛卡兒之心
尺规作图
Discover Topics
Cuboid
Linear Equations
Equilateral Triangles
Curve Sketching
Similar Triangles