Classifying Polygons

Front

What is a polygon?

Back

A polygon is a closed figure formed by a finite number of straight line segments that connect to form a shape.

Front

What are the characteristics of a regular polygon?

Back

A regular polygon has all sides and angles equal.

Front

What are the characteristics of an irregular polygon?

Back

An irregular polygon has sides and angles that are not all equal.

Front

What is a convex polygon?

Back

A convex polygon is a polygon where all interior angles are less than 180 degrees, and no line segment between any two points on the boundary ever goes outside the polygon.

Front

What is a concave polygon?

Back

A concave polygon is a polygon that has at least one interior angle greater than 180 degrees, causing a 'cave' effect.

Front

How many sides does a triangle have?

Back

A triangle has 3 sides.

Front

How many sides does a quadrilateral have?

Back

A quadrilateral has 4 sides.

Front

How many sides does a pentagon have?

Back

A pentagon has 5 sides.

Front

How many sides does a hexagon have?

Back

A hexagon has 6 sides.

Front

How many sides does an octagon have?

Back

An octagon has 8 sides.