If the exterior angle of a triangle is 120° and one of the interior opposite angles is 70°, then the other interior opposite angle is ___.

0º , Acute

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180º, Obtuse

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15º, Acute

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30º, Acute

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Solution

The correct option is B
180º, Obtuse

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If the exterior angle of a triangle is 120° and one of the interior opposite angles is 70°, then the other interior opposite angle is ___.

The correct option is B 180º, Obtuse

The correct option is B
180º, Obtuse