If the co-ordinates of three vertices of a square are (0, 0), (0, -4) and (4, 0), then the co-ordinates of its fourth vertex is -

If the co-ordinates of three vertices of a square are (0, 0), (0, -4)

1.	If the co-ordinates of three vertices of a square are (0, 0), (0, -4) and (4, 0), then the co-ordinates of its fourth vertex is -
A.	(4, 4)
B.	(-4, 4)
C.	(4, -4)
D.	(-4, -4)
Answer» D. (-4, -4)

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If the co-ordinates of three vertices of a square are (0, 0), (0, -4) and (4, 0), then the co-ordinates of its fourth vertex is -

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