document.write( "Question 1074971: If the sector formed by a central angle of 45° has an area of π/2 square centimeters, find the radius of the circle.
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Algebra.Com's Answer #689655 by josgarithmetic(39617)\"\" \"About 
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\"%28360%2F45%29%28pi%2F2%29=pi%2Ar%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "\"r%5E2=%281%2Fpi%29%28360%2F45%29%28pi%2F2%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"r%5E2=8%2F2\"\r
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\n" ); document.write( "\n" ); document.write( "\"r=sqrt%284%29\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28r=2%29\"
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