Circles within circles - Trigonometry

The vertical and horizontal projections of a point moving in a circle provide familiar sine and cosine behaviour. What does it look like if you project onto more directions?

 

Ben Sparks —

 
Tipo di materiale
Attività
Tag
animated  circle  cosine  illusion  line  projection  sine  straight  trigonometry 
Gruppo di riferimento (età)
3 – 19+
Lingua
English
 
 
 
© 2026 International GeoGebra Institute