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LALAg LALAg
  • 23-03-2016
  • Mathematics
Answered

A cylindrical water bottle has a diameter of 2.5 inches and a height of 12 inches. The water surface 2.5 inches from the top. To the nearest cubic inch, how much water is in the water bottle?

Verified Answer :

HarborMaster
HarborMaster HarborMaster
  • 23-03-2016

Volume of a cylinder is = π x r² x h

radius = diameter / 2  =  2.5 / 2  =  1.25

r² = 1.25 x x1.25 = 1.56 inches

Height = height of the water = 12 - 2.5 = 9.5

So  V = 3.14  x 1.56 x 9.5 = 46.53 =  47 cubic inches of water



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