Question

In the given figure, o is the centre of the circle PQR and S is a point in the interior of QR. if angel QPR = 30°,then what is mQSR ?

Answer 1

Angle QSR = 180° - 30° = 150°, since PRSQ is a cyclic quadrilateral.

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Answer 2

angle QRS = 180* - 30* = 150*
PRQS is a cyclic quadrilateral
 angle QRS IS 150* 

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