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内外弦图
Author:
Xuzhengming80970079
GeoGebra
New Resources
比較五件物件的重量
椭圆内切圆链
正方形雪花图案
科赫雪花
龙形曲线-分形龙
Discover Resources
碎形 - 樹枝
正弦定理的验证
zuiduan
Slope
同心圓
Discover Topics
Pythagoras or Pythagorean Theorem
Angles
Means
Straight Lines
Geometry