SOLUTION: A company is designed an aluminum pencil holder.the pencil holder will be a cylinder with a circular base but no lid. The diameter of the pencil holder at its opening is to be 3 in

Algebra ->  Surface-area -> SOLUTION: A company is designed an aluminum pencil holder.the pencil holder will be a cylinder with a circular base but no lid. The diameter of the pencil holder at its opening is to be 3 in      Log On


   



Question 1082694: A company is designed an aluminum pencil holder.the pencil holder will be a cylinder with a circular base but no lid. The diameter of the pencil holder at its opening is to be 3 inches and the height of the pencil holder is to be 5 inches which of the fallowing is closest to the amount of aluminum needed to make this pencil holder
Answer by Alan3354(69443) About Me  (Show Source):
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A company is designed an aluminum pencil holder. the pencil holder will be a cylinder with a circular base but no lid. The diameter of the pencil holder at its opening is to be 3 inches and the height of the pencil holder is to be 5 inches which of the fallowing is closest to the amount of aluminum needed to make this pencil holder
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If it's a solid cylinder it will be difficult to get pencils into it.
Some info is missing.
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For a cylinder:
Vol+=+pi%2Ar%5E2%2Ah