Answer:
This statement is always true.
Step-by-step explanation:
We have to determine:
if the statement is always, sometimes or never true.
Statement: A quadrilateral is a polygon.
This statement is always true.
Quadrilateral are the polygons which are four-sided or with four angles i.e. quadrangle.
A quadrilateral is a polygon. In fact it is a 4-sided polygon, just like a triangle is a 3-sided polygon, a pentagon is a 5-sided polygon, and so on.
