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GeoGebra
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GeoGebra
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From possible to impossible
作者:
Lamberto Lamberti
Geogebra 3d: from possible to impossible object. see
http://en.wikipedia.org/wiki/Impossible_object
GeoGebra
新资源
Building Triangles with Set Areas
bewijs stelling van Pythagoras
Publish app "Public" test
Slope Between 2 Points (Phase 2)
Pathway to Proof: Triangle Angles
发现资源
Rotating a line segment
Rotations: matrix
Quad-C
Zadatak - ab
发现主题
减法
椭圆
抛物线
等边三角形
角