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wardahsalman
wardahsalman wardahsalman
  • 15-04-2015
  • Mathematics
Answered

A nickel pyramidal paper weight has a square base of sides 5 cm and a height of 3 cm. What is the mass of a dozen such paper if the mass of 1 cm3 of nickel is 8.9 g?'

Verified Answer :

Trackpad
Trackpad Trackpad
  • 15-04-2015

Volume of a pyramid is lwh/3 so 3^25/3 = 45cm^3. 458.9 = 400.5g of nickel.

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