Eigenvector introduction

Explore eigenvectors for any 2 x 2 matrix

Move around the point to see the effect. Line turns red when the point and its image are on the same line through the origin. Animate to get a complete picture.

New Resources

Angle Addition Postulate (V2) - Integer Solutions
Segment Addition Postulate (Mild Questions)
Rotating Plane Figures to Form Solids
Deciding How New Information Affects Probability
Conditional Probability in Two-Way Tables

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median Alan Romero
Quadratic Graph changing a, b, and c
Chain of Coins
AAA Triangle Congruence Investigation: Angle-Angle-Angle

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Fractal Geometry
Functions
Sphere
Orthocenter
Pyramid