nanocubic1

nano_cubic1
http://spreadsheets.google.com/pub?key=pU2ZoVWxdOsxZOaxR0KnrDA

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volume

1. V=a*b*c
   
2. V1=a*a*a
   
3. V2=(a/2)*(a/2)*(a/2)=(a^3)*(1/2^3)=V1/2^3=V1/8
   
4. A1=6*a*a=6*a^2
   
5. A2=6*(a/2)*(a/2)=6*a^2/2^2=A1/2^2=A1/4