Quadrilateral Anchor Chart Set for Geometry Vocabulary

Give students a visual reference for naming polygons and comparing quadrilaterals by their sides, parallel lines, and angles.
Grades
Grade 3
Pages
4
File type
PDF
Preparation
Print ready

Updated Dec 23, 2022

Subject
Math, Geometry, Shapes
Topic
Quadrilaterals, Geometry anchor chart
Resource types
Anchor Charts
Preparation
Print ready
Standards
3.G.A.1

Product description

From the author

This resource presents 3 anchor charts ready to print and post for grade 3.

In the classroom

Teaching tips & learning objectives

Learning objectives

  • Name polygons by number of sides using the tri-/quad-/pent- prefix system, from triangle through decagon.

  • Distinguish quadrilateral types (square, rectangle, rhombus, parallelogram, trapezoid) by their side and angle properties.

  • Compare quadrilaterals by shared properties, such as parallel sides and right angles, using the comparison grid.

Teaching tips

  • Display the polygon naming chart before introducing the quadrilateral-specific chart, since the second chart assumes the prefix system has already been taught.

  • Use the comparison grid during a sorting or classification activity, having students explain why a shape checked for more than one property belongs to more than one category (for example, a square is also a rectangle).

  • Post the three chart pages together in sequence so the general quadrilateral definition on the second page connects visually with the property-by-property breakdown on the third.

Skills covered

  • Geometric vocabulary — prefix-based naming of polygons from tri- (3 sides) through deca- (10 sides).

  • Quadrilateral classification — students distinguish square, rectangle, rhombus, parallelogram, and trapezoid by comparing parallel sides, equal sides, and right angles.

  • Property comparison reading — interpreting a grid that marks which characteristics multiple quadrilateral types share.

Good to know

Questions teachers ask about this resource

How does the comparison grid relate to the earlier quadrilateral characteristics chart?

It restates the same five quadrilaterals as a checklist, marking with an x which properties, like parallel sides or right angles, each one has, so overlapping categories such as square-and-rectangle become visible.

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Curriculum

Standards, concepts & topics

Standards

  • 3.G.A.1

Core concepts

  • Polygons

  • Quadrilaterals

  • Geometric properties

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