document.write( "Question 405293: The area of a circle is given by the formula A=πr^2. What is the area of a circle that has a radius of 2x and where π is approximately 3.14? Write your answer in terms of x. \n" ); document.write( "
Algebra.Com's Answer #286289 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "A=πr^2\r
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\n" ); document.write( "\n" ); document.write( " What is the area of a circle that has a radius of \"2x\" and where π is approximately \"3.14\"? \r
\n" ); document.write( "\n" ); document.write( "Write your answer in terms of \"x\".\r
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\n" ); document.write( "\n" ); document.write( "A=πr^2..replace \"r\" with \"2x\" and π with \"3.14\"\r
\n" ); document.write( "\n" ); document.write( "\"A=%283.14%29%282x%29%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"A=%283.14%294x%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"A=12.56x%5E2\"\r
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