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Which classification best represents a triangle with side lengths 6 cm, 10 cm, and 12 cm?

acute, because 62 + 102 < 122
acute, because 6 + 10 > 12
obtuse, because 62 + 102 < 122
obtuse, because 6 + 10 > 12

User Swadhikar
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1 Answer

5 votes

Answer:

6² + 10² = 36 + 100 = 136 < 12²

This triangle is obtuse.

User Vitor Baptista
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