Proportion de noir dans le carré ? #WFIS

What Fraction Is Shaded #WFIS Disks in a square.

 

Vincent Pantaloni

 
Vrsta vira
Dejavnost
Oznake
area  circle  practice  square 
Ciljna skupina (starost)
3 – 19+
jezik
French / Français‎
 
 
 
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