Exploring Types of Polygons

This video tutorial from YourTeacher.com introduces the classification of polygons based on the number of sides they have. It covers the specific names for polygons with three to twelve sides, such as triangle, quadrilateral, and decagon. For polygons with more than twelve sides, the video explains how to name them using a numerical prefix, like 11-gon or 26-gon. The tutorial is part of a larger collection of math lessons available on YourTeacher.com, which includes interactive practice problems and self-tests.

What is a polygon with three sides commonly called?

• Hexagon

• Triangle

• Decagon

• Nonagon

Tags

CCSS.2.G.A.1

Identify the polygon that has four sides.

• Triangle

• Heptagon

• Pentagon

• Quadrilateral

Tags

CCSS.2.G.A.1

What name is given to a polygon with nine sides?

• Octagon

• Dodecagon

• Decagon

• Nonagon

Tags

CCSS.2.G.A.1

A polygon with twelve sides is known as what?

• Dodecagon

• Heptagon

• Decagon

• Nonagon

Tags

CCSS.2.G.A.1

What do we call a polygon with 11 sides?

• Decagon

• 11-gon

• Undecagon

• Nonagon

Tags

CCSS.2.G.A.1

If a polygon has 26 sides, it is referred to as?

• Dodecagon

• 26-gon

• Hexadecagon

• Icosihexagon

Tags

CCSS.2.G.A.1