Epitrochoid -- from Wolfram MathWorld
File:Epitrochoid 1.gif - Wikimedia Commons
Epitrochoids and Hypotrochoids
Epitrochoid -- from Wolfram MathWorld
Epitrochoid – GeoGebra
Wankel Rotary Engine: Epitrochoidal Envelopes - Wolfram Demonstrations Project
Superior EpiTrochoid//Trochoid//Cycloid/Engg. Drawing //Enng. Graphics - YouTube
Spirograph-Epitrochoid Earth and Moon – GeoGebra
Epitrochoid
Epitrochoid -- from Wolfram MathWorld
Epitrochoid - MacTutor History of Mathematics
Epitrochoid
Epitrochoids and Hypotrochoids
Epitrochoid
Trigonometry - Epitrochoids and Hypotrochoids
Epitrochoid
File:Splined epitrochoid.svg - Wikipedia
Epitrochoid
Epitrochoid
Epitrochoid, Kinematic Model by Martin Schilling, series 24, model 1, number 329 | National Museum of American History
File:Splined epitrochoid.png - Wikipedia
Epitrochoid - MacTutor History of Mathematics
Solved Part One (a) Graph the epitrochoid with parametric | Chegg.com
