Compare and Classify Quadrilaterals

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

Common Core Standards: 3.G.1

New York State Common Core Math Grade 3, Module 7, Lesson 4
Worksheets for Grade 3

Lesson 4 Application Problem

The third-graders raised $437 in a fundraiser. The fourth-graders raised $68 less than the third-graders. How much money did the two grade levels raise altogether?

Definitions:

Side: Outside edge between 2 angles

Parallel Sides: Sides that will never cross

Right Angle: Angle that is the same as the corner of a piece of paper

Quadrilateral: 4-sided shape

Polygon: Many sided shape

Trapezoids: Quadrilaterals that have at least one set of parallel sides.

Parallelograms: Four-sided polygons that have two sets of parallel sides.

Diagonal: A line between opposite corners

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Lesson 4 Homework

1. Complete the chart by answering true or false.
2. a. Each quadrilateral below has at least 1 set of parallel sides. Trace each set of parallel sides with a colored pencil.
   b. Using a straightedge, sketch a different quadrilateral with at least 1 set of parallel sides.

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