Find the coordinates of the fourth vertex of the parallelogram shown here.

What are the coordinates of thefourth vertex of the parallelogram shown on the right?

Find the coordinates of the other three vertices of the rectangle below: .

The points (-1, 0) and (-2, 1) are the two extremities of a diagonal of a parallelogram. If (-6, 5) is the third vertex, then the fourth vertex of the parallelogram is

The coordinates of two opposite vertices of a parallelogram are '(4,5)' and '(1,3)'. What are the coordinates of the polnt of intersection of its diagonals?

If the positions vectors of three consecutive vertices of a parallelogram are hat i+ hat j+ hat k, hat i+3 hat j+5 hat k and 7 hat i+9 hat j+11 hat k then the coordinates of the fourth vertex are a)(2,1,3) b)(6,7,8) c)(4,1,3) d)(7,7,7)

Find the coordinates of the midpoint of the line joining the points '(1,-2)', '(-3,4)'

The coordinates of the vertices of a triangle are '(1,2),(2,3),(3,1)'. Find the coordinates of the centre of its circumcircle and the circumradius.