Three vertices of a parallelogram PQRS are P(-1,2), Q(8,-5) and R(5,0).

      

Three vertices of a parallelogram PQRS are P(-1,2), Q(8,-5) and R(5,0).
(i) On the grid provided below, draw the parallelogram PQRS.
(ii) Determine the length of the diagonal QS.

  

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Wilfykil answered the question on August 20, 2019 at 08:29

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