document.write( "Question 526375: if the outside diameter of a pipe is 10cm.. The inside diameter is 9cm... How thick is pipe \n" ); document.write( "
Algebra.Com's Answer #348463 by jim_thompson5910(35256)\"\" \"About 
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The pipe is 10 - 9 = 1 cm thick. \n" ); document.write( "
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