" (ii) "[" Whose vertices are the points "(0,-3,-1),(2,1,-1)" ."],[(3,-3,2)" and "(1,-7,2)" taken in order."]

Find the area of the parallelogram whose whose vertices are the points (0,-3,-1), (2,1,-1),(3,-3,2)and (1,-7,2) taken in order .

Show that the points (-3,0), (1,2), (5,-6) and (1,-8) taken in order to form a rectangle.

The area of the quadrilateral formed by the points (2,-1),(4,3),(-1,2) and (-3,-2) taken in order is

Find the area of the triangle whose vertices are the points (1,2,3) (2,3,1) and (1,1,1)

Show that the point (3,-2),(3,2),(-1,2) and (-1,-2) taken in order are the vertices of a square.

The points (0,-1),(2,1),(0,3),(-2,1) taken in order form

The points (-3,4),(-1,0),(1,0) and (3,4) taken in order are the vertices of a

Prove that points (-3, -1), (2, -1), (1, 1) and (-2, 1) taken in order are the vertices of a trapezium.

Prove that points (-3, -1), (2, -1), (1, 1) and (-2, 1) taken in order are the vertices of a trapezium.