document.write( "Question 1019039: A triangle has a perimeter of 72 millimeters. Two of the sides measure 18 millimeters and 24 millimeters. What is the length of the third side? \n" ); document.write( "
Algebra.Com's Answer #635071 by fractalier(6550)\"\" \"About 
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Perimeter means the complete distance around a particular shape.
\n" ); document.write( "A triangle has three sides.
\n" ); document.write( "If you know its perimeter and you know two of the sides, you can subtract the two sides from the perimeter to find the missing side...like this...
\n" ); document.write( "72 - 18 - 24 = 30 mm
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