Instructional Video2:32
Brian McLogan

What are four types of polygons

12th - Higher Ed
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Instructional Video1:12
Brian McLogan

Classify a polygon as concave, convex, regular or irregular ex 1

12th - Higher Ed
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Instructional Video1:35
Brian McLogan

Classify a polygon as concave, convex, regular or irregular ex 1

12th - Higher Ed
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Instructional Video1:53
Curated OER

Types of Polygons - Geometry Help

7th - 12th
If it has three sides it's a triangle! Learn about the different types of polygons and how they are classified by the number of sides they have. This clip clearly defines each type of polygon, but fails to show examples.
Instructional Video
Math Mammoth

Math Mammoth: Polygons: Introduction

3rd - 4th
An introduction to different types of polygons and how to combine or deconstruct polygonal shapes. [5:45]
Instructional Video
Khan Academy

Khan Academy: Classifying Shapes by Lines and Angles

4th - 5th Standards
Demonstrates how to find what 2D shape matches a set of properties. [3:37]