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In figure, determine the measure of angl...

In figure, determine the measure of `angleQSR,` where O I the centre of the circle.

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The correct Answer is:
`120^(@)`
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NAGEEN PRAKASHAN-CIRCLES-Exercise
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  6. From an external point P, tangents PA and PB are drawn to a circle. CE...

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  8. In the given figure, PA and PB are tangents to a circle with centre O....

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  14. The incircle of an isoceles triangle ABC, with AB=AC, touches the side...

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  15. In the given figure, a triangle ABC is drawn to circumscribe a circle ...

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  16. A circle is inscribed in a triangleABC having sides 8 cm, 10 cm and 12...

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  17. In figure, DE and DF are tangents from an external point D to a circle...

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