2D Polygons

Front

What is a polygon?

Back

A polygon is a closed, 2D figure with straight sides.

Front

What defines a regular polygon?

Back

A regular polygon has all sides congruent and all angles congruent.

Front

What is a convex polygon?

Back

A convex polygon is a polygon where all interior angles are less than 180 degrees.

Front

What is a concave polygon?

Back

A concave polygon is a polygon that has at least one interior angle greater than 180 degrees.

Front

What is the difference between equilateral and equiangular polygons?

Back

An equilateral polygon has all sides congruent, while an equiangular polygon has all angles congruent.

Front

Can a polygon be both regular and convex?

Back

Yes, a regular polygon is always convex.

Front

What is the minimum number of sides a polygon can have?

Back

A polygon must have at least 3 sides.

Front

Are all polygons closed figures?

Back

Yes, polygons must be closed figures.

Front

What is an irregular polygon?

Back

An irregular polygon is a polygon that does not have all sides and angles congruent.

Front

What is the term for a polygon with 5 sides?

Back

A polygon with 5 sides is called a pentagon.