Show that the coplanar points `(1,5,2),(3,4,0),(5,6,1) and (3,7,3)` are the vertices of a square.

Show that the coplanar points (0,4,1),(2,3,-1),(4,5,0) and 92,6,2) are the vertices of a square.

Show that the coplanar points (-1,-6,10),(1,-3,4),(-5,-1,1) and (-7,-4,7) are the vertices of a rhombus.

Examine whether the coplanar points (-2,6,-2),(0,4,-1),(-2,3,1) and (-4,5,0) are the vertices of a square.

Show that the coplanar points (-1,2,1),(1,-2,5),(4,-7,8) and( 2,-3,4) are the vertices of a parallelogram.

Show that the points A(1,-2),B(3,6),C(5,10) and D(3,2) are the vertices of a parallelogram.

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

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

Show that the points A(3,3,3,),B(0,6,3),C(1,7,7) and D(4,4,7) are the vertices of a square.

Prove that the points (4, 3), (6, 4), (5, 6) and (3, 5) are the vertices of a square.

By vector method,show that the four points (7,2,-3),(6,1,4),(-3,-4,-1) and (-2,-3,-8) are the vertices of a parallelogram.