<PRE><B>Question 1181148</B>
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surface area of a cylinder with a base diameter of 12cm and a height of 7cm
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You have the formula for surface area of cylinder?  With or without the disk on top and bottom?


Your radius is 6 cm.


Just the circular tube part, {{{2*pi*6*7=highlight(84pi*cm^2)}}}.


You know what you need to do, in case you want to include one or both top and bottom.</PRE>