PQRS is a cyclic quadrilateral. The bisectors of the angles P and R – McqOptions

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1.	PQRS is a cyclic quadrilateral. The bisectors of the angles P and R meet the circle ABCD at A and B respectively. If the radius of the circle be r units, then AB = ?
A.	r
B.
C.	2r
D.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">r</td></tr><tr><td style="text-align: center;">3</td></tr></table>
E.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>3</center></td><td rowspan="2">r</td></tr><tr><td style="text-align: center;">2</td></tr></table>
Answer» C. 2r

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