document.write( "Question 601831: a pipe of thicknes 1cm has an external diameter of 10cm.find the volume of 20m of pipe. \n" ); document.write( "
| Algebra.Com's Answer #380025 by Alan3354(69443)     You can put this solution on YOUR website! a pipe of thicknes 1cm has an external diameter of 10cm.find the volume of 20m of pipe. \n" ); document.write( "------------------- \n" ); document.write( "The ID (inside diameter) is 10 - 2 = 8 cm \n" ); document.write( "r = 4 cm \n" ); document.write( "------- \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |