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Compare and Classify Polygons




 
Videos, examples, and solutions to help Grade 3 students learn how to compare and classify polygons.

Common Core Standards: 3.G.1

Related Topics:
Lesson Plans and Worksheets for Grade 3
Lesson Plans and Worksheets for all Grades
More Lessons for Grade 3
Common Core For Grade 3

New York State Common Core Math Grade 3, Module 7, Lesson 5

Types of Polygons:

Regular Polygon: All sides are equal
Triangle: 3 sided polygon
Square or Rectangle: 4 sided polygon
Pentagon: 5 sided polygon
Hexagon: 6 sided polygon
Heptagon: 7 sided polygon
Octagon: 8 sided polygon
Nanogon: 9 sided polygon
Decagon: 10 sided polygon
Dodecagon: 12 sided polygon

In this lesson, we will learn how to sort polygons by:

All sides are equal
All sides are not equal
At least 1 right angle
At least 1 set of parallel sides

Lesson 5 Homework

1. Match the polygons with their appropriate clouds. A polygon can match to more than 1 cloud.

2. The two polygons below are regular polygons. How are these polygons the same? How are they different?

3. Lucia draws the polygons below. Are any of the polygons she drew regular polygons? Explain how you know.

Examples:
1. Define the following polygons.
2. Sort the following polygons.




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