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From Karnataka Open Educational Resources
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=Problem 1=
 
=Problem 1=
 
Tangents AP and AQ are drawn to circle with centre O, from an external point A. Prove that  ∠PAQ=2.∠ OPQ
 
Tangents AP and AQ are drawn to circle with centre O, from an external point A. Prove that  ∠PAQ=2.∠ OPQ
[[File:image_circle_with_tangents.png|100px]]
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[[File:image_circle_with_tangents.png|300px]]
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