document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1142817>Question 1142817</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The figure represents an empty cube with a circular opening at the top. The diameter of the opening is half the length of diagonal AB. The outer surface area of cube in square centimetres is </SPAN>\n" );
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document.write( "Assuming diagonal AB is for one side of the cube,\r<BR>\n" );
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document.write( "Diameter of the empty circle is half of AB<BR>\n" );
document.write( "Diameter is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28AB%29%2F2 ALIGN=MIDDLE  ALT=\"%28AB%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "r, radius of circular opening<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r=%28AB%29%2F4 ALIGN=MIDDLE  ALT=\"r=%28AB%29%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Looking at one side having diagonal AB,<BR>\n" );
document.write( "side length.... <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cross%28sqrt%282%29%28AB%29%2F2%29 ALIGN=MIDDLE  ALT=\"cross%28sqrt%282%29%28AB%29%2F2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "..<BR>\n" );
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document.write( "Outer surface area of the cube:<BR>\n" );
document.write( "Simplify this.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6%28%28AB%29%2F2%29%5E2-pi%28%28AB%29%2F4%29 ALIGN=MIDDLE  ALT=\"6%28%28AB%29%2F2%29%5E2-pi%28%28AB%29%2F4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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