document.write( "Question 411174: I am having a hard time figuring out this problem can you help me understand it better.
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document.write( "I need to figure out the surface area of the solid right circular cylinder with
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document.write( "r = 9cm and h = 7cm\r
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document.write( "Would my surface area be 904.3cm^2\r
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document.write( "Thanks :o) \n" );
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Algebra.Com's Answer #289044 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! figure out the surface area of the solid right circular cylinder with \n" ); document.write( "r = 9cm and h = 7cm \n" ); document.write( "Would my surface area be 904.3cm^2 \n" ); document.write( "---- \n" ); document.write( "Surface area = side + 2*ends \n" ); document.write( "side area = perimeter * height = 2(pi)9*7 = 126pi cm^2 \n" ); document.write( "2 ends = 2[pi*9^2] = 162pi cm^2 \n" ); document.write( "---- \n" ); document.write( "Total surface area = 288pi cm^2 is approximately 904.78 cm^2 \n" ); document.write( "======== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=========== \n" ); document.write( " |