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

 
Resource Type
Activity
Tags
animated  circle  cosine  illusion  line  projection  sine  straight  trigonometry 
Target Group (Age)
3 – 19+
Language
English
 
 
 
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