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P Q R S is a cyclic quadrilateral such...

`P Q R S` is a cyclic quadrilateral such that `P R` is a diameter of the circle. If `/_Q P R=67^0\ a n d\ /_S P R=72^0,` then `/_Q R S=` (a) `41^0` (b) `23^0` (c) `67^0` (d) `18^0`

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RD SHARMA ENGLISH-CIRCLE -All Questions
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