If (3,2,-1),(4,1,1) and (6,2,5) are three vertices and (4,2,2) is the centroid of a tetrahedro, find the fourth vertex to that tetrahedron.

If (3, 2, -1) (4, 1,-1) and (6,2,5) are three vertices and (4, 2, 2) is the centroid of a tetrahedron, then find the fourth vertex.

If (x_(1),y_1,z_1) and (x_2,y_2,z_2) are two vertices and (alpha, beta, gamma) is the centroid of a triangle, find the third vertex of the triangle.

If A (1,2,3) ,B(4,3,2) and C (5,2,7) are three vertices of a tetrahedron for which the centroid is (4,5//2,5) , the fourth vertex is

If A(2, 4, -1), B(3, 6, -1) and C(4, 5, 1) are three consecutive vertices of a parallelogram, then its fourth vertex is

If (-2,-1), (1,0) and (4,3) are three successive vertices of a parallelogram, find the fourth vertex.

If A(1,2) , B(3,4) and C(6,6) are the three vertices of a parallelogram ABCD , find the co-ordinates of the fourth vertex D.

If A(3,4),B(6,5) and C(8,8) are the three vertices of a parallelogram ABCD. Find the co-ordinates of the fourth vertex D.