M L Aggarwal Solutions for Chapter: Quadrilaterals, Exercise 3: Objective Questions

The diagonals bisect the angles of a rectangle.

A quadrilateral in which the diagonals are equal and bisect each other at right angles is a 

Choose the correct statement:

If $APB$ and $CQD$ are two parallel lines, then the bisectors of $\angle APQ, \angle BPQ, \angle CQP$ and $\angle PQD$ form

$D$ and $E$ are mid-points of sides $AB$ and $AC$ of $△ABC$ and $O$ is any point on the side $BC$. $O$ is joined to $A.$ If $P$ and $Q$ are mid-points of $OB$ and $OC$ respectively, then $DEQP$ is

The quadrilateral formed by joining the mid-points of the sides of a quadrilateral $PQRS$, taken in order, is a rectangle if

The quadrilateral formed by joining the mid-points of the sides of a quadrilateral $ABCD$, taken in order, is a rhombus if

The figure formed by joining the mid-points of the sides of a quadrilateral $ABCD,$ taken in order, is a square only if