document.write( "Question 254296: Find the area of a circle. Use 3.14 or 22/7
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document.write( "Diameter = 7ft
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document.write( "Answer = ?
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document.write( "PLEASE HELP!!!!!! \n" );
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Algebra.Com's Answer #186644 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! I will set it up for you. \n" ); document.write( "d=2r \n" ); document.write( "7=2r \n" ); document.write( "7/2=r \n" ); document.write( "3.5=r \n" ); document.write( "A=pi*r^2 \n" ); document.write( "A=22/7*(7/2)^2 \n" ); document.write( "A=(22/7)*(7*7/(2*2) \n" ); document.write( "A=(22*7*7)/(7*2*2) \n" ); document.write( "I think you can see some cancelling to do \n" ); document.write( "At least 2/2 and 7/7 which is why I chose 22/7 rather than 3.14 for pi and left the radius as 7/2\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |