document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1057828>Question 1057828</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A soup can has a diameter of 8 cm and a height of 10.5 cm.  How much metal is needed to make the can?\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #672847 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=672847\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font color=black size=3>The diameter is 8 cm, so the radius is 4 cm. \r<BR>\n" );
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document.write( "Let's find the surface area of the can.\r<BR>\n" );
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document.write( "SA = pi*r^2*h\r<BR>\n" );
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document.write( "SA = pi*4^2*10.5\r<BR>\n" );
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document.write( "SA = 168pi\r<BR>\n" );
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document.write( "SA = 527.787565803086\r<BR>\n" );
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document.write( "The approximate surface area is 527.787565803086 square cm\r<BR>\n" );
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document.write( "We need approximately 527.787565803086 square cm of metal. This is assuming we don't have any wasted metal and everything goes perfectly. In the real world, waste is inevitable. So let's round this up to 528 square cm.</font> </SPAN>\n" );
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