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Old 07-26-2007   #2
cheeser1234567890
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Call the rope length r and field radius R=50.We want the followinggoat area) / (whole area) = 1/2(πr²) / (πR²) = 1/2So we simply solver²) / (R²) = 1/2r² = R²/2√(r²) = √(R²/2)r = R/√(2) = 50 / √(2)approximately 35.3553391 ft