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6.1 作经过直线外一点的平形线
Author:
郑凯耀
,
Sébastien Vieilhescazes
GeoGebra
New Resources
Which Quadrilateral is Which?
seo tool
apec
Parallelogram Linkage
Untitled
Discover Resources
Kitty Cat
First
Area of Triangle (Challenge) - Base
Circular Ln Path - With Axis
'Tangram' Puzzle 'Candle'
Discover Topics
Solids or 3D Shapes
Median Value
Functions
Right Triangles
Cuboid