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Which of the following sets of numbers could not represent the three sides of a triangle?

 

\{8,14,20\}{8,14,20}

\{4,6,7\}{4,6,7}

\{6,8,14\}{6,8,14}

\{4,14,17\}{4,14,17}

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 Mar 1, 2021
 #1
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Triangle side length rule     any two sides added together mus be greater than the third side

 

 

\{8,14,20\}{8,14,20}

\{4,6,7\}{4,6,7}

\{6,8,14\}{6,8,14}                  6 + 8  not greater  than 14  !

\{4,14,17\}{4,14,17}

 Mar 1, 2021

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