M L Aggarwal Solutions for Exercise 3: Multiple Choice Questions

A quadrilateral$ABCD$ is a trapezium if 

A diagonal of a rectangle is inclined to one side of the rectangle at $25°$. The acute angle between the diagonal is

$ABCD$ is a rhombus such that $\angle ACB=40°$ Then $\angle ADB$ is

If the diagonals of a square  $ABCD$ intersect each other at $O$, the triangle $AOB$ is

If the diagonals of a quadrilateral PQRS bisect each other, then the quadrilateral PQRS must be

If the diagonals of a quadrilateral $PQRS$ bisect each other at right angle, then the quadrilateral $PQRS$ must be

Which of the following statement is true for a parallelogram?

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