4. A chord PQ of a circle is parallel to the tangents drawn at a point R of the circle. Prove that R bisects the arc PRQ

4. A chord PQ of a circle is parallel to the tangents drawn at a point

1.	4. A chord PQ of a circle is parallel to the tangents drawn at a point R of the circle. Prove that R bisects the arc PRQ
Answer» 4. A chord PQ of a circle is parallel to the tangents drawn at a point R of the circle. Prove that R bisects the arc PRQ