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Can the sides of a triangle have lengths 3, 7, and 15?
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Can the sides of a triangle have lengths 3, 7, and 15?

User Preben
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No because the positive length of a triangle would be 3, 7, 7 because the third side length must be greater than 4 and smaller than 8 so there for 7 would fit. So your answer is no.
User Merna
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