The line segments joining the midpoints of the adjacent sides of a quadrilateral form

Using vector method,prove that the line segments joining the mid-points of the adjacent sides of a quadrilateral taken in order form a parallelogram.

Using vector method, prove that the line segments joining the mid-points of the adjacent sides of a quadrilateral taken in order form a parallelogram.

Prove that the line segments joints joining the mid-points of the adjacent sides of a quadrilateral from 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 line segments joining the midpoints of the opposite sides of a quadrilateral and bisect each other.

Show that the line segments joining the midpoints of the opposite sides of a quadrilateral and bisect each other.

Show that the line segments joining the midpoints of the opposite sides of a quadrilateral and bisect each other.

Show that the line segments joining the midpoints of the opposite sides of a quadrilateral and bisect each other.

The figure formed by joining the mid-points of the adjacent sides of a quadrilateral is a (a) parallelogram (b) rectangle (c)square (d) rhombus

The figure formed by joining the mid-points of the adjacent sides of a quadrilateral is a (a) parallelogram (b) rectangle (c) square (d) rhombus