document.write( "Question 283692: A cone has a volume of 108(pi) cubic inches and a height of 4 inches. What is its radius? \n" ); document.write( "
Algebra.Com's Answer #205870 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Volume of a cone = 1/3 * pi*r^2*h\r \n" ); document.write( "\n" ); document.write( "108*pi=1/3 *pi*r^2 * 4\r \n" ); document.write( "\n" ); document.write( "108*pi/pi*4=1/3r^2\r \n" ); document.write( "\n" ); document.write( "108/4= 1/3 *r^2\r \n" ); document.write( "\n" ); document.write( "27=1/3*pi*r^2\r \n" ); document.write( "\n" ); document.write( "81=r^2\r \n" ); document.write( "\n" ); document.write( "sqrt81= r\r \n" ); document.write( "\n" ); document.write( "9= r\r \n" ); document.write( "\n" ); document.write( "Radius = 9 inches \n" ); document.write( " |