document.write( "Question 1181837: A rectangular field is 60 metres long and 30 metres wide. A cow wanders randomly around the field.
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Algebra.Com's Answer #811765 by ikleyn(52797)\"\" \"About 
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document.write( "(a)  P = \"%2860-2%2A10%29%2A%2830-2%2A10%29%2F%2860%2A30%29\" = 0.22222... = 0.2222 (rounded) = 22.22%.\r\n" );
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document.write( "(b)  P = \"%284%2A%28%28pi%2A10%5E2%29%2F4%29%29%2F%2860%2A30%29\" = \"%28pi%2A10%5E2%29%2F%2860%2A30%29\" = \"%283.14%2A100%29%2F%2860%2A30%29\" = 0.17444... = 0.1744  (rounded) = 17.44%.\r\n" );
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