Decide whether a triangle with side lengths of 5, 5, and 5.5 is right, acute, or obtuse. Explain your reasoning: obtuse (right) 55 = 5, right (acute) 55 < 51.
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According to the triangle inequality theorem, the sum of the lengths of any two sides must be greater than the length of the remaining side. In this case: 5 + 5.5 > N5 5 + N5 > 5.5 5.5 + N5 > 5 All of these inequalities hold true, so the given side lengths can Show more…
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