Polygons and Special Types of Polygons

What is a polygon?

• A figure with more than one closed path

• A shape with no sides

• A 2-dimensional figure made up of line segments forming a closed path

• A 3-dimensional figure made up of curves

Which of the following is a quadrilateral?

• A polygon with three sides

• A figure with more than one closed path

• A polygon with four sides

• A shape with no closed path

Why can't a shape with four sides always be considered a quadrilateral?

• Because it might not be a polygon

• Because it might be a circle

• Because it might have more than four sides

• Because it might be a triangle

What defines a triangle?

• A figure with more than one closed path

• A polygon with three sides

• A polygon with four sides

• A shape with no sides

What must a shape be before it can be classified by the number of sides?

• A line

• A circle

• A polygon

• A curve