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→Problem-1
= Hints for difficult problems =
= Hints for difficult problems =
== Problem-1==
== Problem-1==
#Tanjents AP and AQ are drawn to circle with centre O, from an external point A. Prove that ∠PAQ=2.∠ OPQ <br>
#Tanjents AP and AQ are drawn to circle with centre O, from an external point A. Prove that ∠PAQ=2.∠OPQ <br>
[[File:fig1.png|200px]]
[[File:fig1.png|200px]]
===Interpretation of the problem===
===Interpretation of the problem===