document.write( "Question 199331: I'm having a really hard time figuring this problem out please help\r
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document.write( "What is the area in feet of circular tablecloth that has a diameter of 42 inches? \n" );
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Algebra.Com's Answer #149781 by RAY100(1637)![]() ![]() ![]() You can put this solution on YOUR website! Remember that Area = pi * rad^2 \n" ); document.write( ". \n" ); document.write( "we are given diameter = 42, or radius = 21 ,,,,(42/2) \n" ); document.write( ". \n" ); document.write( "Area = pi * r^2 = pi * 21^2 = pi * 441 = 1385.44 inches ^2\r \n" ); document.write( "\n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( "an obscure Area formula is A = pi d^2 /4 = pi 42^2 /4 = 1385.44 also \n" ); document.write( ". \n" ); document.write( " |