document.write( "Question 251516: What is the height of a cylinder whose surface area is 282.6 square inches and whose radius is 3 inches?
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Algebra.Com's Answer #183227 by checkley77(12844)\"\" \"About 
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A=2PIRH+2PIR^2
\n" ); document.write( "282.6=2*3.14*3*H+2*3.14*3^2
\n" ); document.write( "282.6=18.84H+56.52
\n" ); document.write( "282.6-56.52=18.84H
\n" ); document.write( "226.08=18.84H
\n" ); document.write( "H=226.08/18.84
\n" ); document.write( "H=12 INCHES IS THE HEIGHT.
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