#class9
#quadrilateral
#NCERTEXEMPLAR
#ThequadrilateralformedbyjoiningthemidpointsofthesidesofaquadrilateralPQRStakeninorderisarhombusifAPQRSisarhombusBPQRSisaparallelogramCdiagonalsofPQRSareperpendicularDdiagonalsofPQRSareequal
The quadrilateral formed by joining the mid-points of the sides of a quadrilateral PQRS, taken in order, is a rhombus, if (A) PQRS is a rhombus (B) PQRS is a parallelogram (C) diagonals of PQRS are perpendicular (D) diagonals of PQRS are equal.

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