Over 3 million resourcesMade for teachers by teachersEvery grade, subject, and specialtyFree and affordable materials

Other

- Business
- Career and Technical Education
- Character Education
- Child Care
- Classroom Community
- Classroom Management
- Coaching
- Computer Science - Technology
- Critical Thinking
- Early Intervention
- Family Consumer Sciences
- For Administrators
- For All Subjects
- Gifted and Talented
- Handwriting
- Health
- Instructional Technology
- International Baccalaureate
- Library Skills
- Life Skills
- Occupational Therapy
- Oral Communication
- Other (Specialty)
- Physical Education
- Physical Therapy
- Problem Solving
- Products For TpT Sellers
- Professional Development
- Religion
- Robotics
- School Counseling
- School Psychology
- Special Education
- Speech Therapy
- Student Council
- Study Skills
- Test Preparation
- Tools for Common Core
- Vocational Education

- Relevance
- Best Seller
- Rating
- Price (Ascending)
- Price (Descending)
- Most Recent

showing 1-52 of 895 results

Classifying Triangles (By Angles, Given Sides) Task Cards
Through this task card activity, students will practice classifying triangles by angles given the three side lengths. First, they must determine if the given sides could represent a triangle using the Triangle Inequality Theorem. If they d

by

This Classifying Triangles activity is perfect for teaching, practicing, and learning how to classify triangles by their sides and by their angles. They will learn about equilateral, isosceles, scalene, right, acute, and obtuse triangles.
What's Included:
► PowerPoint & Printables
► 3

Grades:

This is a great poster/worksheet pack that focuses on classifying triangles by angles, length of sides, and identifies the four types of angles. It also includes a picture dictionary page for students to complete independently or as a study guide!

Many students tend to do well with the computational components of mathematics. Unfortunately, the same pupils tend to have difficulty with thoroughly explaining how they solved the problems in written form.
As educators, we know that students being able to explain their solution processes are

Subjects:

CCSS:

by

Two five-question quizzes designed to assess student mastery of Texas math TEKS 4.6C: apply knowledge of right angles to identify acute, right, and obtuse triangles.
Aligned to NEW Texas math standards. Also aligns to CCSS 4.G.2!
Mastery assessments are a key part of a data-driven math classroom.

Subjects:

Types:

Classifying Triangles (By Angles, Given Sides) Mazes
Given three side lengths, students will practice classifying triangles as acute, obtuse, right, or not a triangle. Students use their solutions to navigate through the maze. There are many similar answers, however, there is only ONE way to navig

This is a foldable activity to classify triangles by Angle Measure and their characteristics.
1. Acute Triangle
2. Obtuse Triangle
3. Right Triangle
4. Equiangular Triangles
An alternate version allows to measure the sides and find the Area of each triangle.
Then Classify Triangles by Side L

Subjects:

Types:

These two 8-page lesson packet includes everything you need to teach Classifying Triangles, including an Exit Quiz for each day that can be used the measure mastery at the end of each lesson. That's 16 pages! Just Press Print!
These two lesson packets align perfectly with CCSS 5.G.B.3.
Day 1-"

Subjects:

Grades:

CCSS:

These are two accordion foldables that can be use together or separately.
It will help your students with the classification of the triangles by angles and by length.
Vocabulary:
Equilateral triangle, scalene triangle, isosceles triangle.
Right triangle, acute triangle, and obtuse triangle.
Incl

These notes can be used in an interactive math notebook. The file includes a blank copy for students and an answer key. Notes are 7.5 x 4.75 in size, two per page.
These notes address Virginia Math SOL 5.12b . Students sort definitions and pictures for the three types of triangles: right, acute, an

Help students classify triangle by angles. This can be used as a mini assessment, in small groups, as partner work, journal work, or what ever you choose. Two tables are put on one page so it is small enough to place in journals and saves paper. :)
Thank you!

Geometry Classifying Triangles by Angles Sides Foldable G-CO.10, 13,
This is a single page PDF Foldable that explains Classifying Triangles by Angles and Sides.
The foldable can be used in an interactive notebook or can be used as a graphic organizer and/or study guide.
A Free Preview Download

Subjects:

Grades:

Types:

Classifying Triangles by Angles and Sides and Find Missing Angle Degrees Practice Worksheet, with Answer Key, created by Tricks and Treats for Teaching Math. This is a WONDERFUL worksheet to ensure that students have learned the concept and rules for classifying triangles by their angle degrees and

Subjects:

Types:

Are your students getting bent out of shape trying to classify triangles? Do they need extra practice naming whether an triangle is isosceles, scalene, or equilateral? Can they easily determine if a triangle is acute, right, or obtuse? This bundle of task cards will help. You receive THREE double

Subjects:

Grades:

Types:

Are your students getting bent out of shape trying to classify triangles? Do they need extra practice naming whether an triangle is acute, obtuse, or right? This set of task cards will help. Students practice naming triangles by their ANGLE names only with this double set of cards. Included in t

Subjects:

Grades:

Types:

Classifying Triangles by Angles ~ Acute, Right and Obtuse and by
Sides ~ Equilateral, Isosceles, and Scalene, Note Taking for Students to sketch the Triangle and write the definition and attributes. I made these for students to keep these notes in their Math Binder Toolkit Section to refer to. Creat

Subjects:

by

4 grade math geometry lesson about triangles with the next steps: Do now, introduction, problem of the day, lesson objective, vocabulary, engagement, guided practice, cooperative learning, independent practice, tier activities, MRS's, lesson evaluation (dol), homework, reteaching.

Subjects:

There are 6 options on this choice board.
I do not have an answer key made with this.

Classify triangles with this 2 page worksheet.

by

Classifying Triangles Activities contains 4 math centers which provide students with practice classifying triangles by their sides and angles. Students will identify and classify triangles as acute triangles, right triangles, obtuse triangles, equilateral triangles, isosceles triangles, or scalene t

Grades:

Types:

Classifying Triangles Task Cards and Record Sheets
This set of 20 task cards covers classifying triangles by angle and side measure. This also includes 3 different types of recording sheet. These cards are great for math centers, independent practice, "SCOOT" and other cooperative learning models.

Subjects:

Types:

This sorting activity will strengthen students’ skill in sorting triangles into the following types of triangles categories: Equilateral, Isosceles, Scalene, Equiangular, Right, Acute, and Obtuse. Students will cut out the 18 included triangles and use the given information on each triangle to sort

Subjects:

Types:

This 4.G.2 CCSS aligned geometry packet includes 18 practice sheets to teach/reinforce geometry concepts about classifying polygons (triangles and quadrilaterals). These sheets can be used to introduce a concept, review a concept, or send home as reinforcement for homework. An answer key is provided

Subjects:

Types:

CCSS:

Triangle Trap is a 2-player geometry game that allows students to practice classifying triangles based on sides and/or angles. Players roll a die to identify a type of triangle before searching for one on the game board that fits the name. The first player to get 5 in a row - horizontally, verticall

Grades:

Types:

This activity lets students practice classifying triangles by angles, (acute, right, obtuse), and by sides, (equilateral, isosceles, and scalene). There are two pages. One page is the triangle sort and the other page is the directions for the activity. (You only have to make but one copy of the di

Subjects:

Types:

by

This is a set of 28 task cards that involve classifying triangles by their attributes (sides and angles). Task cards are a fun way to engage students and can be used as a card stack, game cards or a scoot.
There are a variety of cards that range from simple to complex. Starting with classifying tr

Stations mazes are great because they get students up and moving around the room. They also encourage students to check their work carefully since an incorrect answer will eventually send them back to a problem they have already solved. Successfully completing the maze requires students to slow down

by

Give your students hands-on practice in classifying triangles with this cut and glue geometry activity. Students cut out a variety of triangles and glue them into a graphic organizer, classifying each triangle for both sides and angles. A key is included, and a bonus box provides an opportunity for

Grades:

Types:

This is a lesson plan on classifying triangles by angle measures and congruent sides. Students have start with the completion of notes and will do a few individual practice problems. Students will need to fill in the missing angle length as well. The final portion of this lesson plan is a game th

Grades:

Types:

by

This activity can be used as a stand-alone worksheet or incorporated into an interactive notebook. Students will be given pictures of triangles that they will have to classify by sides and angles and glue onto a grid. Acute, right, obtuse and equiangular are written down the side, while scalene, i

Subjects:

Types:

**Classify Triangles**
Common Core Aligned Classifying Triangles includes:
- Posters for All 6 types of triangles
-24 task cards
-Who Am I? Game
-Sorting
-Fill in the Blank
-Drawing
-Answer Keys
and more!
Students will practice classifying triangles based on side and angle. Students will master vo

Subjects:

Classifying Triangles Math Game/Center by Miss Middle School Teacher
This is a great station or activity for students practicing classifying triangles by sides lengths or angles. All you need are some dice and something to use for playing pieces, this produce has all the rest!
Students play in gro

Grades:

Types:

This is a fill-in-the-blank Flip n' Fold style note page. Students enjoy cutting and folding the notes, then filling in the information about Classifying Triangles. Students will learn about classifying triangles according to sides and to angles. It includes detailed, labeled visuals. This Flip

This is a Smartboard Interactive Whiteboard file. There are 6 pages in this file.
Pg 1 We can classify triangles into 3 categories (equilateral, scalene, isosceles.
Pg 2 Sorting game with flash, students drag the triangle into the correct category.
Pg 3 Printable worksheet
Pg 4 We can classify tr

These colorful posters show the difference between the three types of triangles classified by side length and the three types of triangles classified by angle. There are explanations of the characteristics of each. They also show that all angles add up to 180 degrees.
More Math Resources:
Candy M

Subjects:

Grades:

Types:

by

Students love fold-ups!
This product includes:
• A six flap fold-up that classifies triangles by their angles (right, acute and obtuse) and by the length of their sides (equilateral, isosceles and scalene). A definition and a visual representation is given of each.
• This product also includes

by

NEWLY UPDATED (February 2018) now with 50 STAAR test prep task cards! AND GROWING!
TEKS Aligned: 4.6C (Supporting Standard): The student is expected to apply knowledge of right angles to identify acute, right, and obtuse triangles.
___________________________________________________________________

Subjects:

Grades:

Types:

Skateboards, mountain climbing, billiards… I love this stuff, and that's why I put it all into this song about triangles that is filled with real-world connections. We see triangles all around us, so it was easy to make this lesson especially relevant to the lives of students.
TYPES OF TRIANGLES: W

Subjects:

Types:

This product is a great way to introduce, teach or review how to classify triangles!
This product includes:
♦ A PDF presentation on classifying triangles including:
- What is a triangle?
- How are triangles classified? (sides, angles)
- Classifying Triangles withTheir Sides (examples of each)
- C

Subjects:

Grades:

by

This game is great practice for classifying triangles by sides and by angles (acute, obtuse, right, equilateral, equiangular, scalene, & isosceles).
Students play in small groups and take turns. After drawing a card with a diagram or a set of measurements for a triangle, the student has a ch

Area and perimeter of triangles, triangle classification, and triangle based word problems are all addressed through a series of voyages of discovery, math poetry, competitions, and worksheets in this complete triangle unit. A must for any late elementary or early middle school math classroom! Over

Subjects:

Grades:

This PowerPoint reviews triangles classified by sides and then gives information about triangles classified by angles. Students review the definition of equilateral, isosceles, and scalene. Then they are introduced to acute, obtuse, and right angles. The end of the PowerPoint reviews symmetry and

by

Objective: We will classify triangles by angles.
PowerPoint lesson to teach students how to identify right, obtuse, and acute triangles. Lesson includes objective, language objective (English Language Learners), vocabulary, slides for student note-taking, examples for student practice, and test-prep

150 anchor charts aligned with the CCSS for 7th Grade Math! This resource is great for enhancing classroom instruction, aiding in individual or group work, and offers a "go to" for students when the teacher is assisting others. Each anchor chart addresses an individual skill through definitions, ste

The Triangle Classification Challenge introduces triangle classification by angle (acute, obtuse, right) and by side (scalene, isosceles, equilateral) via a rap song (which can also be presented as a poem) and then a healthy competition. The competition asks students to first classify triangles wit

Subjects:

Grades:

Types:

This 9 page book features the different classification of triangles (angles and sides), parts of a triangle (vertex, leg, base angles), solving for missing angles, and real world applications.
graphics from printcandee

Subjects:

Types:

by

Classifying Triangles Quiz Quiz Trade Game is a WINNER!
For these cards, students classify triangles by studying its angles and sides. Students are challenged through the use of different questioning techniques to elicit the understanding of how triangles are classified.
This product now includes

Subjects:

Types:

This is a coloring activity for classifying a set of 14 problems. Problems 1 - 8 are classified by their sides and 9 - 14 are classified by their angles.
Posted: 8/3/15 so 50% off through 8/6/15

This is Set 1 of my “Polly Wants a Polygon” Task Cards, featuring a fun and colorful pirate theme. The 32 cards focus on classifying triangles both by their angles and their sides. You can use the cards in a variety of ways, from a whole-class “Scoot” game, math centers, small group practice, or enr

by

This is a concept map for classifying triangles that needs to be filled in by students. I have something like a family tree for classifying triangles by angles and by sides. I put an answer bank at the bottom with all the terms the students need to fill out: acute, obtuse, right, equiangular, scal

I find that teaching geometry vocabulary is about finding and creating a number of experiences where students use the words in context. We might look for examples in the environment or create art projects with a set number of specific shapes.
This unit focuses on the six words used to classify tr

This is a funny powerpoint that walks students through identifying triangles by their sides (equilateral, isosceles, scalene) and by their angles (acute, obtuse, right).
As this type of geometry can be extremely dull, I've packed in many jokes, fun facts and one critical thinking challenge. My stu

showing 1-52 of 895 results