Question

The quadrilateral formed by joining the mid-points of the sides of a quadrilateral PQRS, taken in
order, is a rectangle, if
(A) PQRS is a rectangle
(B) PQRS is a parallelogram
(C) diagonals of PQRS are perpendicular
(D) diagonals of PQRS are equal.​

Answer 1

Answer:

B) PQRS is a parallelogram

Answer 2

Answer:

option (C) diagonal of PQRS are perpendicular

because we all diagonals are perpendicular so it forms all angles 90 degrre