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प्रश्न
In the given figure; PQR is a straight line. If: ∠PQS = 110°; find ∠RQS.
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उत्तर
From figure again,
∠PQS + ∠RQS = 180°
⇒ 110° + ∠RQS = 180°
∠RQS = 180°- 110°
∠RQS = 70°
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