Understanding Polygons

Front

A closed figure with straight sides

Back

Polygon

Front

Line segments forming the polygon

Back

Sides of a Polygon

Front

Points where two sides meet

Back

Vertices

Front

Angles inside the polygon

Back

Interior Angles

Front

All sides and angles are equal

Back

Regular Polygon

Front

Sides and angles are not equal

Back

Irregular Polygon

Front

All interior angles less than 180°

Back

Convex Polygon

Front

At least one interior angle greater than 180°

Back

Concave Polygon

Front

3-sided polygon

Back

Triangle

Front

4-sided polygon

Back

Quadrilateral