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Mathematics 7 Online
OpenStudy (anonymous):

Is there a way I can solve this problem without graphing it? ??The diagonals of quadrilateral EFGH intersect at D(-1,4). Two vertices of EFGH are E (2,7() and F(-3,5.) what must the coordinates of G and H be to ensure that EFGH is a parallelogram?

OpenStudy (anonymous):

?? :(

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