http://i952.photobucket.com/albums/a...g/P1070411.jpg

In the diagram, TP and TQ are tangents to the circle at the point P and Q respectively. TQY is a straight line. Given that ∠RPQ = 26°, ∠SQY = 42° and ∠RXQ = 101°, calculate the following angles.

(a) ∠QRS

(b) ∠RQP

(c) ∠RQS

(d) ∠PTQ