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