document.write( "Question 852937: a railing of 228 mts required for fencing a semicircular park . find area. a. 6589 M sq b. 9865 Mts sq. \n" ); document.write( "
Algebra.Com's Answer #513843 by Alan3354(69443)\"\" \"About 
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\"Perimeter+=+pi%2Ar+%2B+2r+=+228\"
\n" ); document.write( "\"r%2A%28pi+%2B+2%29+=+228\"
\n" ); document.write( "\"r+=+228%2F%28pi%2B2%29\"
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\n" ); document.write( "\"Area+=+pi%2Ar%5E2%2F2\"
\n" ); document.write( "\"Area+=+pi%2A%28228%2F%28pi%2B2%29%29%5E2%2F2\"
\n" ); document.write( "Area = 3088.8 sq meters
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