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GeoGebra
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ecc-椭圆曲线
Author:
TwilightHex
GeoGebra
New Resources
撒针估算面积实验
GeoGebra数学资源(4-8年级)
双心四边形
斐波那契螺旋弧线(表格法-可动态调节)
龙形曲线-分形龙
Discover Resources
Sum of Exterior Angles of Polygons 多邊形外角和
Locus: Equidistance From Two Intersecting Lines
面鏡的反射
barara magic stick
compare angle by Mr LO WY
Discover Topics
Multiplication
Translation
Plane Figures or Shapes
Area
Line Segment