[ ICSE 2013 ] Using a graph paper, plot the points A(6,4) and B(0,4).

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Using a graph paper, plot the points A(6,4) and B(0,4).

(i) Reflect A and B in the origin to get the images A' and B'.
(ii) Write the coordinates of A' and B'.
(iii) State the geometrical name for the figure ABA'B'.
(iv) Find it's perimeter.
 So, the solution is, 

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