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प्रश्न
If ∆ABC – ∆PQR in which ∠A = 53° and ∠Q = 77°, then ∠R is
पर्याय
50°
60°
70°
80°
उत्तर
If ∆ABC – ∆PQR in which ∠A = 53° and ∠Q = 77°, then ∠R is 50°
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