Standard 2: Describe perimeter and find the perimeter of polygons.

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General Information
Number: MA.2.GR.2
Title: Describe perimeter and find the perimeter of polygons.
Type: Standard
Subject: Mathematics (B.E.S.T.)
Grade: 2
Strand: Geometric Reasoning

Related Benchmarks

This cluster includes the following benchmarks.

Related Access Points

This cluster includes the following access points.

Access Points

MA.2.GR.2.AP.1
Explore perimeter as an attribute of a figure that can be measured by placing unit segments along the boundary without gaps or overlaps. Find perimeters of rectangles by counting unit segments.
MA.2.GR.2.AP.2
Find the perimeter of a polygon with whole-number side lengths given. Polygons are limited to triangles, rectangles and squares.

Related Resources

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Lesson Plans

A Table For 36 Please:

This lesson reinforces perimeter as students arrange tables to decorate.




Type: Lesson Plan

Finding Perimeter by Counting Unit Segments:

In this lesson, students will explore a real world problem based on the Marilyn Burns book Spaghetti and Meatballs for All!. The problem and further practice finding the distance around rectangles will lead them to conceptually understand finding the perimeter of rectangles.

Type: Lesson Plan

Perspectives Video: Expert

B.E.S.T. Journey:

What roles do exploration, procedural reliability, automaticity, and procedural fluency play in a student's journey through the B.E.S.T. benchmarks? Dr. Lawrence Gray explains the path through the B.E.S.T. mathematics benchmarks in this Expert Perspectives video.

Type: Perspectives Video: Expert

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