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Mathematics 17 Online
OpenStudy (agentjamesbond007):

Tell whether the measures can be the side lengths of a triangle. If so, classify the triangle as acute, obtuse, or right. 4, 7, 9

OpenStudy (mertsj):

Yes. They can be. And since ,\[4^{2}+7^{2}<9^{2}, the \triangle is obtuse.\]

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