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Anonymous Anonymous
  • 23-02-2015
  • Mathematics
Answered

A package of modeling clay was shaped like a cone with a radius of 25 cm and a height of 7.2 cm. Miriam used all the clay to make a cylinder with a radius of 15 cm.


What was the height of the cylinder? Express the answer to one decimal place and use 3.14 to approximate pi

Verified Answer :

anotsomuchofascholar
anotsomuchofascholar anotsomuchofascholar
  • 23-02-2015

\(25^{2}\) 3.14 7.2 1/3
=4710 \(cm^{3}\)
(x the height)
\(15^{2}\) 3.14 * x = 4710
706.5x = 4710
x=4710 divided by 706.5
=6.66666......
     ,
=6.6 cm

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