In trapezium ABCD, 

A quadrilateral which has one pair of opposite sides parallel is called a

ABCD is a parallelogram then A - C= 

A parallelogram in which two adjacent sides are equal is a 

Each angle is a rectangle is 

In a rectangle ABCD, the diagonal AC = 10 cm then the diagonal BD =

The sum of the lengths of all the four sides of a quadrilateral is called its

The three angles of a quadrilateral are 50^o, 70^o, 120^o. Find the fourth angle.

In a parallelogram ABCD the value of 

A parallelogram in which one angle is 90^o and two adjacent sides are equal is a