document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=899858>Question 899858</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A cone of radius 3 cm and slant height 6cm is cut into four identical pieces. Calculate the total surface area of the four pieces. \r<BR>\n" );
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document.write( "Any help would be appreciated!! maths exam to mmorow!! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #545623 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=545623\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> sorry, in previous answer, I forgot to add inside area of each  of the four pieces\r<BR>\n" );
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document.write( "let<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA ALIGN=MIDDLE  ALT=\"SA\"   DISABLED_style= \"max-width:90%; height:auto;\" >=surface area of a cone<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA%5BI%5D ALIGN=MIDDLE  ALT=\"SA%5BI%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" >=Inside surface area of each of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4 ALIGN=MIDDLE  ALT=\"4\"   DISABLED_style= \"max-width:90%; height:auto;\" > pieces of cone\r<BR>\n" );
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document.write( " total area:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA%2B4%2ASA%5BI%5D ALIGN=MIDDLE  ALT=\"SA%2B4%2ASA%5BI%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "first find <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA ALIGN=MIDDLE  ALT=\"SA\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA+=+pi%2Ar%5E2+%2B+pi%2Ar%2Al ALIGN=MIDDLE  ALT=\"SA+=+pi%2Ar%5E2+%2B+pi%2Ar%2Al\"   DISABLED_style= \"max-width:90%; height:auto;\" > ................surface area\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA+=+3.14%2A3%5E2+%2B+3.14%2A3%2A6 ALIGN=MIDDLE  ALT=\"SA+=+3.14%2A3%5E2+%2B+3.14%2A3%2A6\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA+=+3.14%2A9+%2B+3.14%2A18 ALIGN=MIDDLE  ALT=\"SA+=+3.14%2A9+%2B+3.14%2A18\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA+=+28.26+%2B+56.52 ALIGN=MIDDLE  ALT=\"SA+=+28.26+%2B+56.52\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA+=+84.78 ALIGN=MIDDLE  ALT=\"SA+=+84.78\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "now find <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA%5BI%5D ALIGN=MIDDLE  ALT=\"SA%5BI%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "if cut in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4 ALIGN=MIDDLE  ALT=\"4\"   DISABLED_style= \"max-width:90%; height:auto;\" > peaces,  you have <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4 ALIGN=MIDDLE  ALT=\"4\"   DISABLED_style= \"max-width:90%; height:auto;\" > inside areas and each peace has <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA%5BI%5D=2%2Ahr%2F2=hr ALIGN=MIDDLE  ALT=\"SA%5BI%5D=2%2Ahr%2F2=hr\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "where heit <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h%5E2=l%5E2-r%5E2 ALIGN=MIDDLE  ALT=\"h%5E2=l%5E2-r%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h%5E2=6%5E2-3%5E2 ALIGN=MIDDLE  ALT=\"h%5E2=6%5E2-3%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h%5E2=36-9 ALIGN=MIDDLE  ALT=\"h%5E2=36-9\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h%5E2=27 ALIGN=MIDDLE  ALT=\"h%5E2=27\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h=sqrt%2827%29 ALIGN=MIDDLE  ALT=\"h=sqrt%2827%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h=5.2 ALIGN=MIDDLE  ALT=\"h=5.2\"   DISABLED_style= \"max-width:90%; height:auto;\" >.............plug it in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA%5BI%5D=hr ALIGN=MIDDLE  ALT=\"SA%5BI%5D=hr\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA%5BI%5D=5.2%2A3=15.6 ALIGN=MIDDLE  ALT=\"SA%5BI%5D=5.2%2A3=15.6\"   DISABLED_style= \"max-width:90%; height:auto;\" >....inside area of one peace, and\r<BR>\n" );
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document.write( "so, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2ASA%5BI%5D=4%2A15.6=62.4 ALIGN=MIDDLE  ALT=\"4%2ASA%5BI%5D=4%2A15.6=62.4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA%2B4%2ASA%5BI%5D=84.78%2B62.4=147.18 ALIGN=MIDDLE  ALT=\"SA%2B4%2ASA%5BI%5D=84.78%2B62.4=147.18\"   DISABLED_style= \"max-width:90%; height:auto;\" > which rounded gives you <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SA%2B4%2ASA%5BI%5D=84.78%2B62.4=147cm%5E2 ALIGN=MIDDLE  ALT=\"SA%2B4%2ASA%5BI%5D=84.78%2B62.4=147cm%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( " </SPAN>\n" );
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