Question

(–2, 4), (4, 0), (2, –3)









A.
(–4, –1)







B.
(–4, 0)







C.
(–4, 1)







D.
(–4, 2)

Answer 1

If you're looking for the point that completes the rectangle, that point is (-4, 1).

See the attachment.

Answer 2

Let's call our four points A(-2,4),B(4,0),C(2,-3) and D(unknown).

To go from B to C : go 3 units down, 2 units left, hence to go from A to D you do thhe same, and en up at (-2-2,4-3)=(-4,1)