if 80 120 are the two exterior
angle of a triangle then its third exterior angle is
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0
Answer:
20 is the answer of the question
Answered by
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Answer:
Third angle is 160°
Step-by-step explanation:
the exterior angle is always add to 360°
therefore, 120°+80°+ 3rd angle=360°
200°+3rd angle =360°
360°-200°=160°
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