Subjects

Math

English Language Arts

Science

Social Studies

Foreign Language

Grades

Pre-K

Kindergarten

1st Grade

2nd Grade

3rd Grade

4th Grade

5th Grade

6th Grade

7th Grade

8th Grade

Worksheets

Games

Build a Worksheet

Word Scramble

Word Search

Crossword Puzzle

Sudoku Generator

Addition Worksheet Generator 

Subtraction Worksheet Generator

Multiplication Worksheet Generator

Division Worksheet Generator

See All

More Resources

Arts & Crafts

Hands-On Activities

CVC Words

Guided Lessons

Common Core State Standards

Common Core Math

Common Core ELA

Roly Recommends

Weekly Recommendations

Early Childhood

Social Emotional Learning

Spring

Passover

Easter

Earth Day

Math Month

Preschool - 6th Grade Classifying Two-Dimensional Shapes Worksheets : Page 2

Use this worksheet as a formative assessment for your students as they study the characteristics of polygons.

Categorizing Shapes Check 

Teach your students to sort triangles as acute, right, or obtuse based on their internal angle type.

Sorting Triangles

Fifth graders review types of angles, triangles, and polygons in this handy geometry review.

Geometry Review: Angles and Polygons

This fun geometry activity challenges your students to identify, color, and count all the trapezoids and other quadrilaterals hidden amongst a variety of two-dimensional shapes.

Trapezoids and Quadrilaterals

Is your child in need of a geometry review? This worksheet covers the basic 2-D shapes, from circles and triangles to pentagons and hexagons.

2-D Shapes: Fill in the Table

This worksheet will introduce your child to the three types of triangles: the equilateral triangle, the isosceles triangle and the scalene triangle.

Three Types of Triangles 

Use this handy worksheet to help your students review those tricky polygons!

Polygon Practice

Use this resource to review 2-D shapes with your young mathematicians. Students will identify the names, number of edges, and number of vertices of common shapes as they work to fill in the blanks of this 2-D shape chart.

Comparing 2-D Shapes

Help your child get a handle on the fraction one-half with this printable math worksheet.

Coloring Shapes: The Fraction 1/2

Strengthen your child's geometry skills with this printable worksheet. Use this resource with your students to classify two-dimensional shapes like parallelograms, quadrilaterals, squares, and triangles.

Categorize These Shapes!

Assess kids' understanding of geometry with this sheet.

Shape Up with Geometry

Can you see the symmetry? Use this resource with your students to practice identifying shapes with symmetry. After your students identify the symmetrical shapes, they will draw a line of symmetry.

Shapes with Symmetry

A key characteristic of trapezoids is that they have a set of parallel lines—lines that never intersect. Use this helpful geometry resource with your students to practice identifying parallel lines in trapezoids and comparing different 2-D shapes.

Trapezoids and Parallel Lines

Use this glossary with the EL Support Lesson: The Attributes of Polygons.

Glossary: The Attributes of Polygons

Shapes are everywhere! Use this fun real-world inspired worksheet to practice identifying and comparing 2D shapes found in everyday activities.

Shapes in the World

Children find the unknown angles for five triangles, then identify whether the triangle is right, acute, or obtuse, in this geometry worksheet.

Triangle Angles

In this geometry exercise, children calculate the perimeter of various trapezoids by adding up the lengths of their sides.

Trapezoid Perimeters

Get in gear for the 4th of July with this star tracing activity for preschoolers.

Star Tracing

Kids get to know shapes better by counting their line segments, endpoints, and angles, and record the info in this handy chart.

Shape Basics: Lines, Endpoints, and Angles

Looking for a worksheet to help you child's math skills in fractions? This printable will give him practice identifying the fraction 1/4.

Coloring Shapes: The Fraction 1/4

Build reasoning and logic skills with a fun geometric shapes puzzle!

Color a Tangram Template

Bring geometry to life for your young ones with this butterfly symmetry activity that doubles as a coloring page! Your students will love learning all about extending patterns and matching shapes as they make their very own symmetrical butterflies!

Make it Match: Butterfly Symmetry

Give your students a chance to sort polygons into categories that make sense to them.

Polygon Shape Sort

4 lines make a quadrilateral! Help your child make various shapes with the dots in this worksheet.

Making Quadrilaterals

Can students identify and draw 2D shapes? Find out with this assessment worksheet!

Shape It Up!

How many shapes are there? They're all mixed up! Can your kid count how many there are of each type?

How Many Shapes Are There?

Help your students practice finding the perimeter as they work through problems involving pentagons.

Pentagon Perimeter Practice

Trapezoids are quadrilaterals with only one pair of parallel sides. This worksheet will help your students learn to identify and distinguish trapezoids from other two-dimensional shapes with the help of a word bank.

Identify Trapezoids

Use this glossary with the EL Support Lesson: Geometry Vocabulary: Lines.

Glossary: Geometry Vocabulary: Lines.

Kids build their shape knowledge by identifying congruent shapes.

Shape Basics: Congruent Shapes

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Grade Level

Pre-K - 6th Grade

Lesson Plans

Interactive Worksheets

Workbooks

Activities

Exercises

Stories

Songs

Offline Games

Science Projects

Teacher Resources

Resource Type

Birthdays

Women's History Month

St. Patrick's Day

Ramadan

Cinco de Mayo

Mother's Day

Memorial Day

Asian Pacific American Heritage Month

Graduation

Summer

Father's Day

Independence Day

Back to School

Labor Day

Fall

Hispanic Heritage Month

Halloween

Dia de los Muertos

Veterans Day

Winter

Holidays

Thanksgiving

Christmas

Hanukkah

Kwanzaa

New Year

Martin Luther King Jr. Day

Lunar New Year

Valentine's Day

Presidents' Day

Black History Month

Occasion

Common Core

What's New

Mazes

Dot to Dot

Ball Games

Crossword

Fitness & Exercise

Group Games

Memory Games

Outdoor Games

Printable Board Games

Puzzles & Sudoku

Scavenger Hunt

Travel Games

Word Puzzles

Game Type

Fabric Projects

Beads & Jewelry

Paper & Glue Crafts

Construction & Sculpture

Painting & Drawing

Recycled Crafts

People

Life Learning

Places

Animals

Dinosaurs

Fairies

Fairy Tales

Nature

Paper Dolls

Sports

Vehicles

Coloring

Snacks

Mains

Sides

Dessert

Recipes

English Language Support