Show that the points `(-4,\ -1),\ \ (-2,\ -4),\ \ (4,\ 0)` and `(2,\ 3)` are the vertices points of a rectangle.

The points A (- 4, - 1), B (-2, - 4), C (4, 0) and D (2, 3) are the vertices of a

Prove that the points (-4, -1), (-2, -4), (4, 0) and (2, 3) are the vertices of a rectangle. Also find the area of the rectangle.

Prove that the points (-4, -1), (-2, -4), (4,0) and (2,3) are the vertices of a rectangle.

Show that the points A(1,\ 0),\ \ B(5,\ 3),\ \ C(2,\ 7) and D(-2,\ 4) are the vertices of a parallelogram.

Prove that the points (-4,-1),(-2,-4),(4,0) and (2,3) are the vertices of a rectangle.

Prove that the points (-4,-1),(-2,-4),(4,0) and (2,3) are the vertices of a rectangle.

Show that the points (1,\ 7),\ (4,\ 2),\ (-1,\ -1)\ a n d\ (\- 4,\ 4) are the vertices of a square.

Show that the points (3, 1, 4), (6, 4, 4), (8, 2, 4) and (5, -1, 4) are the vertices of a rectangle. [Hint : Opposite sides and diagonals of rectangle are equal.]

Show that the points (3, 1, 4), (6, 4, 4), (8, 2, 4) and (5, -1, 4) are the vertices of a rectangle. [Hint : Opposite sides and diagonals of rectangle are equal.]

Show that the points (3, -1, -1), (5,-4, 0), (2, 3, -2) and ( 0, 6, -3) are the vertices of a parallelogram*.