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प्रश्न
A triangle has interior opposite angles measuring 50° and 75°. What is the measure of the exterior angle at the third vertex?
विकल्प
180°
115°
100°
125°
MCQ
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उत्तर
125°
Explanation:
By the Exterior Angle Rule, the exterior angle is the sum of the two interior opposite angles:
50° + 75° = 125°
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