3 Answers
kunl
·2011-03-28 14:58:37
kbuddy i drew this diagram but dunno if a "pure" geometri solution exists?
Lokesh Verma
·2011-03-28 22:03:08
that is correct dude..
now apply pythagoras theorem to realize taht the distance of the point which touches the circle from the origin is 4
Then also realize that the angle theta is tan inverse 4/3
Then it is simple resolution from r theta form to x+iy form
kunl
·2011-03-28 22:14:45
i was hovering over the traingle on axis [3].silly me! now got it thank you!