Exercise 4: Parametric Equations of a Trochoid https://youtu.be/AbC3V1M7Voo

In this video I derive the parametric equations of a trochoid, which is the shape obtained by tracing a point as a circle rotates. If the point traced is on the circle itself, then the shape is the famous cycloid.

#math #trochoid #cycloid #desmos #calculus