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  • 12-03-2017
  • Mathematics
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Carl has two cylinders that are the same height, but the volume of the second cylinder is 36 times the volume of the first cylinder. What is the radius of the second cylinder ?

Carl has two cylinders that are the same height but the volume of the second cylinder is 36 times the volume of the first cylinder What is the radius of the sec class=

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irspow
irspow irspow
  • 20-03-2017
V2=hpR^2, V1=hpr^2, V2=36V1 so

hpR^2=36hpr^2  divide both sides by hp

R^2=36r^2  Take the square root of both sides...

R=6r

So R is 6 times r.
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