In figure PQ is a chord of the circle and POR is its diameter such tha – McqOptions

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1.	In figure PQ is a chord of the circle and POR is its diameter such that \[\angle PRQ=50{}^\circ \]. If PT is the tangent to the circle at the point P then \[\angle QPT\]is equal to
A.	\[45{}^\circ \]
B.	\[60{}^\circ \]
C.	\[50{}^\circ \]
D.	\[55{}^\circ \]
Answer» D. \[55{}^\circ \]

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