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Mathematics 11 Online
OpenStudy (anonymous):

The diameter of a tennis ball is about 7 cm. How much metal is needed to make a can to hold three tennis balls? Include the top and bottom of the can. Round to the nearest square centimeter.

OpenStudy (anonymous):

The top part of the metal can is a just circle that has a diameter of 10 :D

OpenStudy (anonymous):

This is what I have so far..|dw:1333304219406:dw|

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