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Perpendicular line through a point
Author:
mking@ua
GeoGebra
New Resources
Bottema's Theorem
Play C3 E3 G3 C4_C4
Stairs (Optical Illusion)
Rotating Points (Optical Illusion)
Isosceles Triangle: Quick Construction
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translation
Josie_FirstChallenge
Solving Equations with Variables on Both Sides
Rotational Symmetry
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Geometric Mean
Line Segment
Polynomial Functions
Right Triangles
Straight Lines