document.write( "Question 1059671: Ref Question 1059604;\r
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document.write( "A coil of steel wire weighs 50 lbs., diameter 0.025 in. Steel weighs .283 lbs. / cu. in. Determine length of wire.
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document.write( "The wire is a regular cylinder. \r
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document.write( "Area of circle; pi * r^2.
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document.write( "3.1416 * 0.0125 * 0.0125 = 0.0049 sq. in.
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document.write( "0.0049 * 1 = 0.0049 cu. in. (volume of 1 ft.)
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document.write( "50 / .283 = 176.678 = 177 cu. in. (vol. of wire).
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document.write( "177 / 0.0049 = 36122.48 ft.
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document.write( "Answer given is less. Where am I incorrect ?\r
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document.write( "I don't understand your L = steps. \n" );
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Algebra.Com's Answer #674714 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! 0.0049 * 1 = 0.0049 cu. in. (volume of 1 ft.) <---- Your mistake is here. \n" ); document.write( "You should multiply by 12 inches not by 1 foot to avoid mixing units. \n" ); document.write( " |