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Mathematics 8 Online
OpenStudy (anonymous):

Which set of numbers could NOT represent the side lengths of a triangle. 1) 11, 11, 15 2) 4, 8, 12 3) 18, 28, 40 4) 3, 4, 5

Parth (parthkohli):

The 2nd one. If you take any two sides of a triangle, the sum MUST BE GREATER THAN the 3rd side.

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