SOLUTION: hi there i've got a problem..the question is ...3cm,4cm,7cm are not the lengths of a triangle.Give reason..?

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Question 852062: hi there i've got a problem..the question is ...3cm,4cm,7cm are not the lengths of a triangle.Give reason..?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
3+4=7
the sum of any two sides of a triangle must be greater than the third side