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Author:
螢橋國中
GeoGebra
New Resources
正方形雪花图案
斐波那契螺旋弧线(表格法-可动态调节)
盈利與虧蝕
第三周作业效果演示
GeoGebra数学资源(4-8年级)
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圓的性質
http://www.qsir.org/?p=8853
橢圓軌跡
任意四边形各边中点的连线必构成平行四边形.许兴华数学
数一数这是几边形
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Functions
Circumcircle or Circumscribed Circle
Pyramid
Polygons
Cuboid