document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=302152>Question 302152</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A cylinder has a diameter of 10 inches and a height four times its radius. What is its volume? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #216685 by </B><A HREF=/tutors/aboutme.mpl?userid=london+maths+tutor><B>london maths tutor(243)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=london+maths+tutor><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=london+maths+tutor><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=216685\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Volume of a cylinder = cross-sectional area x height\r<BR>\n" );
document.write( "\n" );
document.write( "cross sectional area = pi*r^2\r<BR>\n" );
document.write( "\n" );
document.write( "Diameter = 10 inches <BR>\n" );
document.write( "radius = 10/2 = 5 inches\r<BR>\n" );
document.write( "\n" );
document.write( "cross sectional area = pi(5^2) = (25*pi) inches^2\r<BR>\n" );
document.write( "\n" );
document.write( "Height = 4r = 4*5 = 20 inches\r<BR>\n" );
document.write( "\n" );
document.write( "Volume = (25*pi*20) inches^3<BR>\n" );
document.write( "Volume = 1570.8 inches^3  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );