Question
Answer: Option A
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From â–³ ABC;
∠A+∠B+∠C=180∘
From â–³ DEF;
∠D+∠E+∠F=180∘
So, adding these
∠A+∠B+∠C+∠D+∠E+∠F=180∘+180∘=360∘
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