Exploring the Basics of Polygons

What is a polygon?

• A three-dimensional figure

• A flat, closed figure made of line segments

• A shape with rounded edges

• Any geometric figure

Tags

CCSS.2.G.A.1

What is a four-sided polygon called?

• Triangle

• Pentagon

• Hexagon

• Quadrilateral

Tags

CCSS.2.G.A.1

What is a three-sided polygon called?

• Triangle

• Hexagon

• Quadrilateral

• Pentagon

Tags

CCSS.2.G.A.1

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

• Made of line segments

• Can have rounded edges

• Must be closed

• Must be flat

Tags

CCSS.2.G.A.1

Why is an open figure not considered a polygon?

• Because it has rounded edges

• Because it is not closed

• Because it is not flat

• Because it does not have line segments

Tags

CCSS.2.G.A.1

Is a circle considered a polygon?

• No, because it does not have line segments

• Yes, because it is closed

• Yes, because it is flat

• Yes, because it can be divided into segments

Tags

CCSS.1.G.A.1

CCSS.2.G.A.1

What makes a cube not a polygon?

• It is not flat

• It is not closed

• It has rounded edges

• It does not have line segments

Tags

CCSS.1.G.A.1

CCSS.2.G.A.1

Which figure is always a polygon?

• Oval

• Circle

• Pyramid

• Rectangle

Tags

CCSS.2.G.A.1

Can a figure with rounded edges be a polygon?

• Yes, if it is flat

• No, because polygons cannot have rounded edges

• Yes, if it has line segments

• Yes, if it is closed

Tags

CCSS.2.G.A.1

Which of the following figures is definitely a polygon?

• A flat shape with rounded edges

• A three-dimensional object

• A flat shape with all sides closed and made of line segments

• A shape with one side open

Tags

CCSS.2.G.A.1