document.write( "Question 1173225: What is the radius if the area of the circle is: 9(PI)
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Algebra.Com's Answer #798411 by ikleyn(53266)\"\" \"About 
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document.write( "Area of this circle = \"pi%2Ar%5E2\" = \"9pi\".\r\n" );
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document.write( "Cancel the factor of  \"pi\"  in both sides\r\n" );
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document.write( "    \"r%5E2\" = 9.\r\n" );
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document.write( "Hence,  r = \"sqrt%289%29\" = 3.     ANSWER\r\n" );
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