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In the adjoining figure, O is the center of a circle; PQL and PRM are the tangents at the points Q and R respectively and S is a point on the circle such that ZSQL = 50° and ZSRM = 60° then the value of ZQSR is :(1) 40°(2) 50° (3) 60°(4) 70° |
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Answer» Correct option is (4) 70° |
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