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I know this answer is 65° but how explain​

Answer»

65° is the VALUE of ∠PRQ.Step-by-step explanation:GIVEN :- ∠SPR = 135° ∠PQT = 110°Solution :-In ∆PQR , ∠RPQ = 180° - ∠RPS = 180° - 135° = 45° ∠PQR = 180° - ∠PQT = 180° - 110° = 70°a straight LINE is always 180° ∠PRQ = 180° - ( ∠RPQ + ∠PQR ) = 180°-( 45°+70°) = 180°-115° = 65°



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