document.write( "Question 986927: a flowerbed is in the shape of a rectangle of which one side is 5 m and the other side is 4 m. a rectangular path around the bed has a width of 1,2 m. calculate how many square tiles of side 200 mm will be needed to tile the path \n" ); document.write( "
Algebra.Com's Answer #607712 by macston(5194)\"\" \"About 
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\n" ); document.write( "Outside dimension of path:
\n" ); document.write( "Length=path+flower bed+path=1.2m+5m+1.2m=7.4m
\n" ); document.write( "Width=path+flower bed+path=1.2m+4m+1.2m=6.4m
\n" ); document.write( ".
\n" ); document.write( "Area of path and flower bed=(7.4m)(6.4m)=47.36m^2
\n" ); document.write( "Area of flower bed=(4m)(5m)=20m^2
\n" ); document.write( "Area of path=area of path and flower bed-area of flower bed
\n" ); document.write( "Area of path=47.36m^2-20m^2=27.36m^2
\n" ); document.write( ".
\n" ); document.write( "Area of each tile=(0.200m)(0.200m)=0.04m^2
\n" ); document.write( ".
\n" ); document.write( "Number of tiles=Area to be tiled/size of tile
\n" ); document.write( "Number of tiles=27.36m^2/0.04m^2=684 tiles
\n" ); document.write( ".
\n" ); document.write( "ANSWER: 684 tiles will be needed.
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