Evolute of a cycloid

Author:Norm Prokup

The evolute of a cycloid. The blue cylcoid's unit normal vector N points toward its center of curvature, indicated by the red dot. The red dot traces all centers of curvature, which themselves form the red cycloid.

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Graph of y = ax² + bx + c
Angles of Intersecting Lines
רישום חופשי
apec
Toroidal Spiral

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Tranformations
circumcenter acute
ck catilus - square
Auxiliary Lines
Classifying Variables

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Tree Diagrams
Intersection
Frequency Distribution
Reflection
Functions