document.write( "Question 193898: which could not be the length of third side of a triangle if the two of its sides measure 15 feet nd 40 feet?How?
\n" ); document.write( " 1. 20 ft
\n" ); document.write( " 2. 30ft
\n" ); document.write( " 3. 40ft
\n" ); document.write( " 4.50ft.
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Algebra.Com's Answer #145569 by vleith(2983)\"\" \"About 
You can put this solution on YOUR website!
The sum of any two sides of a triangle must be larger than the length of the remaining side.\r
\n" ); document.write( "\n" ); document.write( "1) 20 + 15 < 40. So the side cannot be 20
\n" ); document.write( "2) 30 + 15 > 40
\n" ); document.write( "15+40 > 30
\n" ); document.write( "40 + 30 > 15
\n" ); document.write( "So 30 can be an answer
\n" ); document.write( "3) 40 + 40 > 15
\n" ); document.write( "15 + 40 > 40
\n" ); document.write( "So 40 can be an answer
\n" ); document.write( "4) 50+40 > 15
\n" ); document.write( "40+15 > 50
\n" ); document.write( "50 + 15 > 40
\n" ); document.write( "So 50 can be an answer
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