document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=891639>Question 891639</A>: <I><SPAN STYLE=\"word-break: break-all;\"> if te area of the circle is 72sq,m,then what percentage of area of circle is coverd by sector<BR>\n" );
document.write( "given angle in sector is 135' </SPAN>\n" );
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document.write( "given angle in sector is 135'<BR>\n" );
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document.write( "area of circle=&#960;r^2=72<BR>\n" );
document.write( "r^2=72/&#960;<BR>\n" );
document.write( "area of sector=1/2r^2theta, r=radius, theta in radians<BR>\n" );
document.write( "135&#730;=135&#960;/180 radians<BR>\n" );
document.write( "area of sector=1/2*72/&#960;*135&#960;/180=36*135/180<BR>\n" );
document.write( "area of sector/area of circle=(36*135/180)/72=.375=37.5% </SPAN>\n" );
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