What is the difference between quadrilateral and rectangle

How the different types of quadrilaterals look like. In a rectangle, both the pairs of opposite sides are parallel and equal in length. is that quadrilateral is a polygon having four sides while rectangle is (geometry) a quadrilateral having opposing sides parallel and four right angles. As a. Children's views of the differences between some quadrilaterals What's the difference between a rectangle and a parallelogram? 3. What's the difference.