document.write( "Question 144905: Given that the volume of a cylinder is 150, and the radius of the cylinder is twice the height, find the surface Area of the cylinder.\r
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document.write( "I got 2766.75 as the answer but that is not correct \n" );
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Algebra.Com's Answer #105594 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Given that the volume of a cylinder is 150, and the radius of the cylinder is twice the height, find the surface Area of the cylinder. \n" ); document.write( "---------------------- \n" ); document.write( "V = (pi)r^2 \n" ); document.write( "150 = (pi)r^2 \n" ); document.write( "r = 6.909.. \n" ); document.write( "--------------- \n" ); document.write( "Assuming the surface area does not include the area of the two bases \n" ); document.write( "you get: \n" ); document.write( "S = 2(pi)rh \n" ); document.write( "S =2(pi)6.909*6.909/2 \n" ); document.write( "S = 6.909^2(pi) \n" ); document.write( "S = 150 sq units \n" ); document.write( "================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |