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Consider a right triangle. How would you describe the measures of its exterior angles? Complete the explanation.


An exterior angle will be right when paired with a right adjacent interior angle. There can be only ___ [one, two, three] right angle(s) in a triangle. Since a triangle must have two or three ___ [acute, obtuse, congruent] interior angles, the other two exterior angles must be ___ [obtuse, acute, congruent].