A quadrilateral has vertices `(4,1), (1,7),(-6,0)` AND `(-1,-9)`. Show that mid-points of the sides of this quadrilateral form a parallelogram.

A quadrilateral has the vertices at the points (-4,2),(2,6),(8,5) and (9,-7) .Show that the mid points of the sides of this quadrilateral are the vertices of a parallelogram.

A quadrilateral has the vertices at the points (-4, 2), (2, 6), (8, 5) and (9, -7). Show that the mid-points of the sides of this quadrilateral are the vertices of a parallelogram

The vertices of a quadrilateral are A(-4, 2), B(2, 6), C(8, 5) and D(9,-7). Using slopes, show that the midpoints of the sides of the quad. ABCD form a parallelogram.

The vertices of a quadrilateral are at (-2,4) , (1,5) , (4,3) and (1,2) . Show that this quadrilateral is a parallelogram

Prove that the line segments joints joining the mid-points of the adjacent sides of a quadrilateral from a parallelogram.

Show that the lines joining the mid-points of opposite sides of a quadrilateral bisect each other.

Prove that the quadrilateral formed by joining the mid-points of the pairs of consecutive sides of a quadrilateral is a parallelogram.

Prove that the figure formed by joining the mid-points of the pairs of consecutive sides of a quadrilateral is a parallelogram.