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October 22, 2014

Homework Help: Coordinate Geometry

Posted by Jitesh on Wednesday, December 19, 2012 at 1:50pm.

Please help!!!!!

The points A,B,C,D have coordinates (3,3), (8,0), (-1,1), (-6,4) respectively.

a) Find the gradients of the lines AB and CD
b) Show that ABCD is a parallelogram
c) Find the coordinates of the point of intersection of the diagnols AC and BD.

Please help me by showing all methods of working out answer.

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