Dividing a circle into n equal parts

If we divide a circle into ten equal parts and join all the points.How many lines are there? If we use Geogebra, any number of points may be marked and joined by lines quite easily.

 

mark vasicek

 
Materialetype
Arbejdsark
Tags
circle 
Målgruppe (alder)
11 – 14
Sprog
English (United Kingdom)
 
 
 
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