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内凹正方形
Author:
许业成
GeoGebra
New Resources
盈利與虧蝕
第八周作业1
湖南省中职数学教师省培(GeoGebra培训案例)
比較五件物件的重量
镂空正方体案例对比
Discover Resources
百分數(小學):折扣 / 賺賠(Java 版)
Locus: Equidistance From Two Intersecting Lines
包含除法(整數或分數 ÷ 分數)
正立方體的截痕
橢圓規Ellipsograph (Trammel of Archimedes)
Discover Topics
Equilateral Triangles
Arithmetic Operations
Straight Lines
Trapezoid
Limits