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

Back to School

Fall

Hispanic Heritage Month

Showing Results for slideshow treehouse triangles

This colorful worksheet asks your fourth grade geometry detective to practice identifying right triangles.

Identifying Triangles: Right Triangles

Let your fourth grader play triangle detective: can she spot the acute triangles on this worksheet?

Identifying Triangles: Acute Triangles

Help your child learn to recognize scalene triangles with this worksheet.

Scalene Triangles

Help your child practice identifying equilateral triangles on this geometry worksheet.

Equilateral Triangles

Is your fourth grader reluctant to practice geometry? This colorful worksheet, which explores obtuse triangles, may be just what he needs!

Obtuse Triangles: Identifying Triangles

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

Sorting Triangles

How much does your fourth grader know about triangles? Can he figure out the missing angle in each of these triangles?

The Missing Angle: Triangles

On this geometry worksheet, your third-grader will look at the different triangles and label them as equilateral, isosceles, or scalene

Identifying Triangles

See if your child can find all the triangles hidden on this geometry worksheet.

Count the Triangles

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 

Help your child learn how to identify an isosceles triangle with this geometry worksheet.

Isosceles Triangles

Challenge your third grader to figure out the addition and subtraction patterns on this worksheet.

Cards, Triangles, and Patterns

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

Geometry Review: Angles and Polygons

Challenge your students to identify or draw 18 different geometric shapes, including polygons, quadrilaterals, and triangles.

Geometry Task Cards

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 fourth grade geometry worksheet, your child will learn how to calculate the area of a pentagon by breaking it down into rectangles and triangles first.

Calculating the Area of a Pentagon

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!

This workbook will challenge your fourth grader with math formulas, shapes practice and angle activities. Kids will also learn how to find areas and perimeters, classify triangles and calculate time.

Geometry and Measurement

In this fourth grade geometry worksheet, your child will learn how to calculate the area of a hexagon by breaking it down into rectangles and triangles first.

Calculating the Area of a Hexagon

Use this resource to help your students develop their understanding of trapezoids and other two-dimensional shapes. Students will compare the attributes of trapezoids to those of other plane figures, such as triangles and ovals, in this geometry activity.

Geometry: Comparing Trapezoids & Other Shapes

Students practice shading, writing, and calculating fractions in this two-page worksheet.

Easy Fractions

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

Polygon Shape Sort

Assess your students&rsquo; knowledge of geometry concepts from polygons to coordinate planes!

Mixed Geometry Review

Assess kids' understanding of geometry with this sheet.

Shape Up with Geometry

Find the missing angle in a triangle using addition and subtraction.

Tri-Angles

Knowing how to identify right angles is a huge part of geometry. Help your child get to know his right angle shapes with this worksheet.

Shapes With Right Angles

This little chick is so cute that your child will want to make a whole flock to call her own.

Little Chick

In this worksheet, learners will find and draw a line of symmetry on nine shapes.

Draw a Line of Symmetry

Practice identifying parallel and perpendicular lines in the context of 2D shapes with this fourth-grade geometry worksheet!

Parallel and Perpendicular Lines in Two-Dimensional Shapes

In this fourth grade geometry worksheet, your child will learn how to calculate the area of an octagon by breaking it down into simpler shapes first.

Calculating the Area of an Octagon

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Grade Level

3rd - 5th Grade

Lesson Plans

Interactive Worksheets

Workbooks

Activities

Exercises

Stories

Songs

Offline Games

Teacher Resources

Resource Type

Birthdays

Women's History Month

St. Patrick's Day

Ramadan

Passover

Spring

Easter

Earth Day

Cinco de Mayo

Mother's Day

Memorial Day

Asian Pacific American Heritage Month

Graduation

Summer

Summer Packets

Father's Day

Independence Day

Labor Day

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

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

Coloring

Snacks

Mains

Sides

Dessert

Recipes

English Language Support