document.write( "Question 990630: A circle is enclosed in a square. The diameter of the circle is 2x. The square has sides of length 3x. Find the area of the shaded region in terms of x. Keepy pi.\r
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Algebra.Com's Answer #610653 by Timnewman(323)\"\" \"About 
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hi dear,
\n" ); document.write( "Area of the square=3x(3x)
\n" ); document.write( "=9x²
\n" ); document.write( "also,
\n" ); document.write( "Area of circle \"A=pi%2Ax%5E2\"
\n" ); document.write( "Area of the
\n" ); document.write( "shaded rejion=9x²-(pi)x²
\n" ); document.write( "=x²(9-pi)
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