Complete the statement about quadrilaterals below.

A quadrilateral is a polygon with 
sides. A 
is an example of a quadrilateral. It has four 
sides and 
pairs of parallel sides. Another example of a quadrilateral is a 
.

A quadrilateral is a polygon with four sides. A rectangle is an example of a quadrilateral. It has four equal sides and four pairs of parallel sides. Another example of a quadrilateral is a trapezoid.