The polygons| The definitions of a polygon and non-polygon

The video tutorial explains the concept of polygons as closed figures formed by line segments, with examples like triangles and quadrilaterals such as squares and rectangles. It contrasts these with non-polygons, which can be open or closed shapes that include curves.

What defines a polygon?

• A shape with at least one curved side

• A shape with only one side

• An open figure with no sides

• A closed figure formed by line segments

Which of the following is a polygon?

• Circle

• Triangle

• Line

• Ellipse

What characteristic is common in non-polygons?

• They have no sides

• They are always closed shapes

• They have at least one curved side

• They are always open shapes

Which of the following is NOT a non-polygon?

• Oval

• Circle

• Square

• Wave

Which shape is an example of a non-polygon?

• Pentagon

• Rectangle

• Hexagon

• Spiral