SOLUTION: a) FInd the volume of a cone of diameter 12 cm and slant height 26cm. b) 8 ice cubes, each of side 2cm, are placed in the cone. What percentage of the cone will they fill when th

Algebra ->  Volume -> SOLUTION: a) FInd the volume of a cone of diameter 12 cm and slant height 26cm. b) 8 ice cubes, each of side 2cm, are placed in the cone. What percentage of the cone will they fill when th      Log On


   

Question 1126227: a) FInd the volume of a cone of diameter 12 cm and slant height 26cm.
b) 8 ice cubes, each of side 2cm, are placed in the cone. What percentage of the cone will they fill when they have melted?
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
a) radius = 6 cm, slant height = 26 cm

height = sqrt%2826%5E2+-+6%5E2%29+=+8sqrt%2810%29

volume = 1/3 * pi * r^2 * h = 96sqrt%2810%29%28pi%29

b) volume of cubes = 8(2^3) = 64 cm^3 total

64%2F%2896sqrt%2810%29%28pi%29%29 = 6.71%