nelle31 nelle31
  • 22-02-2018
  • Mathematics
contestada

Which is the best estimate for the length of a piano keyboard?

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kylemd2 kylemd2
  • 22-02-2018
4ft........................
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ericzhang627
ericzhang627 ericzhang627
  • 22-02-2018
I would say a 4-6 foot length is good for a piano keyboard
 
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