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The longest chord passes through the centre of the circle (view source)
Revision as of 11:52, 9 July 2014
, 11:52, 9 July 2014→Hints for difficult problems
= Hints for difficult problems =
= Hints for difficult problems =
#Tanjents AP and AQ are drawn to circle with centre O, from an external point A. Prove that ∠PAQ=2.∠ OPQ
= Project Ideas =
= Project Ideas =
