Question 511335
Which of the following cannot be possible to construct a triangle with the given side lengths?
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Rule: 

the sum of each pair of sides must be longer than the 3rd side

a. 28, 34, 39
b. 35, 120, 125
c. 40, 50, 60
d. 3,6,9----------not a triangle
e. 6,7,11
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Cheers,
Stan H.
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