SOLUTION: What is the length of the longest side of the triangle? 2x+12 5x-9 6x-2

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Question 918773: What is the length of the longest side
of the triangle?

2x+12
5x-9
6x-2

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Depends on the value of x. If x = 3, the triangle has sides 18, 6, 16 which satisfies the triangle inequality, so 2x+12 is longest in this case. If x is very large, the triangle inequality is still satisfied, and 6x-2 is the longest side.