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प्रश्न
In ∆ABC, ∠A = ∠B = 62° ; find ∠C.
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उत्तर
∠A + ∠B + ∠C= 180°
⇒ 62° + 62° + ∠C = 180°
⇒ 124° + ∠C = 180°
⇒ ∠C = 180° – 124°
⇒∠C = 56°
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