document.write( "Question 117259: I need help with this question: If the radius of the base of a cylinder is increased by 50% and its height decreased in the ratio 4:9, how will its volume be changed? \n" ); document.write( "
Algebra.Com's Answer #85295 by stanbon(75887)\"\" \"About 
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If the radius of the base of a cylinder is increased by 50% and its height decreased in the ratio 4:9, how will its volume be changed?
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\n" ); document.write( "Original Volume:
\n" ); document.write( "V = (pi)r^2 h
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\n" ); document.write( "New Volume:
\n" ); document.write( "V = (pi)((3/2)r)^2((4/9)h)
\n" ); document.write( "V = (pi)(9/4)r^2(4/9)h
\n" ); document.write( "V = (pi)r^2h
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\n" ); document.write( "Surprisingly the Volume is not changes at all.
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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