(i) Plot the points \( P(-2,4) \) and \( Q(-2,-5) \). (W) (ii) What is the length of \( P Q \) ?...

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(i) Plot the points \( P(-2,4) \) and \( Q(-2,-5) \).
(W)
(ii) What is the length of \( P Q \) ?
(iii) Find the coordinates of points \( I \) and \( J \), such that \( P I=I J=J Q \).
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