document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1143512>Question 1143512</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A symmetrical cross of thickness 12cm is to be cut out from a piece of cardboard<BR>\n" );
document.write( "of radius 20cm. what percent of the area of the cardboard is considered as waste?  </SPAN>\n" );
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document.write( "I see the \"symmetrical cross of thickness 12 cm\" as being made up of five squares, each with side length 12cm.  The area of the cross is 5*12^2 = 720 square cm.<br><BR>\n" );
document.write( "The area of the cardboard is pi(20^2) square cm.<br><BR>\n" );
document.write( "The percent of waste is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28area+of+cardboard-area+of+cross%29%2Farea+of+cardboard ALIGN=MIDDLE  ALT=\"%28area+of+cardboard-area+of+cross%29%2Farea+of+cardboard\"   DISABLED_style= \"max-width:90%; height:auto;\" >, converted to a percent.<br><BR>\n" );
document.write( "You can do the calculations. </SPAN>\n" );
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