A jokers cap is in the form of a right circular cone of base radius 7cm and height 24cm. Find the area of the sheet required to make 10 such caps.

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- September 11th 2008, 05:06 AMMr.Greencone problem
A jokers cap is in the form of a right circular cone of base radius 7cm and height 24cm. Find the area of the sheet required to make 10 such caps.

- September 11th 2008, 06:03 AMNox
How much material does it take to make one cap? Find that out first.

Then, you can find out how much material it takes to make ten caps. (Hint: the cones are all the same size.)