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 the difference between convex and concave polygons?

Back

Convex polygons have all interior angles less than 180 degrees, while concave polygons have at least one interior angle greater than 180 degrees.

Front

What does it mean for a polygon to be equilateral?

Back

An equilateral polygon has all sides of equal length.

Front

What does it mean for a polygon to be equiangular?

Back

An equiangular polygon has all angles of equal measure.

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

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 an irregular polygon?

Back

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

Front

Are all polygons closed figures?

Back

Yes, all polygons must be closed figures.