document.write( "Question 1028896: You wish to fence a circular garden of area 90 square meters. How much fence do you need?\r
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document.write( "Round your answer to three decimal places.
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Algebra.Com's Answer #643976 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Hi there, \n" ); document.write( "Area of a circle = π x radius^2 \n" ); document.write( "90 = πr^2 \n" ); document.write( "r = √90/π \n" ); document.write( "r = 5.3524 \n" ); document.write( "Circumference of a circle = π x diameter \n" ); document.write( "Circumference = π(2(5.3524)) \n" ); document.write( "Circumference = 33.630 meters. \n" ); document.write( "This is how much fence you need. \n" ); document.write( "Hope this helps :-) \n" ); document.write( " |