document.write( "Question 131761: The volume of a cylinder is 49pi. Find the radius and height of the cylinder. The radius is 3 times the height. How do i find the radius and height of the cylinder using pi times r^2 times height \n" ); document.write( "
Algebra.Com's Answer #96272 by edjones(8007)![]() ![]() You can put this solution on YOUR website! V=h*pi*r^2 \n" ); document.write( "r=3h \n" ); document.write( "h*pi*(3h)^2=49pi \n" ); document.write( "h*(3h)^2=49 the pi's cancel out. \n" ); document.write( "h*9h^2=49 \n" ); document.write( "9h^3=49 \n" ); document.write( "h^3=49/9 \n" ); document.write( "h=(49/9)^(1/3)=1.75921... \n" ); document.write( "r=3*1.75921...=5.27763... \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |