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指數1212
Author:
26左中鼻子仰
GeoGebra
New Resources
正方形雪花图案
平行線的判定
活动三:应用性质
折扣
龙形曲线-分形龙
Discover Resources
Angle Sum of Triangle
Locus (Two points 2)
數線
基础知识
兩位數除三位數(商>10)
Discover Topics
Translation
Upper and Lower Sum or Riemann Sum
Dilation
Scalene Triangles
Curve Sketching