Characteristics and Prefixes of Polygons

The video tutorial introduces prefixes related to numbers three to ten, explaining their meanings and corresponding geometric shapes. It reviews these prefixes and helps identify shapes based on them. The video concludes with a discussion on the characteristics of polygons, emphasizing that they must have straight sides and be closed shapes.

What prefix is used to describe a shape with three sides?

• Quad

• Penta

• Tri

• Hexa

Which prefix corresponds to a shape with four sides?

• Octo

• Quad

• Tri

• Deca

What is the prefix for a shape with seven sides?

• Deca

• Octo

• Hepta

• Nona

Which prefix is associated with a shape that has eight sides?

• Tri

• Hexa

• Penta

• Octo

What prefix represents a shape with ten sides?

• Hepta

• Deca

• Nona

• Quad

Identify the prefix for a shape with five sides.

• Octo

• Tri

• Hexa

• Penta

What prefix is used for a shape with six sides?

• Nona

• Hexa

• Quad

• Deca

Which shape has nine sides?

• Nonagon

• Heptagon

• Decagon

• Octagon

What is a necessary characteristic of a polygon?

• It must have curved sides

• It must be an open shape

• It must have more than ten sides

• It must have straight sides

Which of the following is NOT a characteristic of a polygon?

• Curved sides

• Closed shape

• No breaks in vertices

• Straight sides