9709 P12 - Mar 2016 - Q5
89
Two points have coordinates \(A(5, 7)\) and \(B(9, -1)\).
(i) Find the equation of the perpendicular bisector of \(AB\).
The line through \(C(1, 2)\) parallel to \(AB\) meets the perpendicular bisector of \(AB\) at the point \(X\).
(ii) Find, by calculation, the distance \(BX\).
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