Refine Your Results

Content Curators

Grades

Subjects

Resource Types

Standards

Now... gain access to over 2 Million curated educational videos and 500,000 educator reviews to free & open educational resources

Get a 10 Day Free Trial

49 resources with the concept scalene

Videos (Over 2 Million Educational Videos Available)
How Computers Work: What Makes a Computer, a Computer? Video
5:10
How Computers Work: What Makes a Computer,...
Three-Dimensional Coordinates and the Right-Hand Rule Video
6:09
Three-Dimensional Coordinates and the...
Cells - Overview & Introduction Video
4:07
Cells - Overview & Introduction
Other Resource Types ( 49 )
12 Items in Collection
Lesson Planet

Math Antics Geometry Video Lessons

For Teachers 4th - 8th Standards
The point of this collection of 12 videos is to introduce learners to three basic parts of geometry—points, lines, and planes. The presenter provides definitions, shows how to classify shapes, provides examples, and shows how to use...
Lesson Planet

Study Jams! Classify Triangles

For Students 5th - 8th Standards
Jam on with this multi-faceted activity teaching triangle classification. Start with a learner-paced lesson describing the different qualities of triangles and follow with a fun karaoke session. Also provided are two types of...
Lesson Planet

Classifying Triangles

For Teachers 3rd - 5th
If you're looking for a presentation to assist you in your teaching of triangles, this one could be for you. In it, learners are shown how triangles are classified by the size of their angles and by their sides. These are tricky concepts...
Lesson Planet

Terrific Triangles

For Teachers 4th - 6th Standards
Scholars show what they know about types of triangles with a hands-on activity that challenges them to build models using toothpicks. Following a whole-class discussion and brief presentation, small groups gather to form shapes and...
Lesson Planet

Accessible Shapes

For Teachers 6th - 8th Standards
All the 2-D and 3-D measurement work you need is in one location. Divided into three sections, the geometry lesson plans consist of visualization of three dimensions, classifying geometric figures, and finding surface area and volume....
1 In 1 Collection 7:40
Lesson Planet

Triangles

For Students 4th - 8th Standards
What has three sides and is adorable? A-cute triangle. The resource introduces triangles and how to classify them by sides and angles or both. The video concludes with using the sum of the angles of a triangle to show how to solve for a...
Lesson Planet

Assessment For The California Mathematics Standards Grade 6

For Students 6th Standards
Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...
5:58
Lesson Planet

What is a Triangle?

For Teachers 1st - 5th
Triangles, triangles, triangles. What makes a polygon a triangle? How many types of triangles are there? How do you determine what kind of triangle it is? Watch this video as the teacher explains 'tri' meaning three, making a triangle -...
Lesson Planet

Triangles

For Students 4th - 7th Standards
Why are there so many different types of triangles? Be that as it may, beginning geometers need to understand the differences between equilateral, isosceles, scalene, and right triangles, and they get a visual approach with this...
Lesson Planet

Triangle Designs - Enrichment 16.5

For Students 4th - 6th
Upper graders cut out cards with the scalene, isosceles, equilateral, acute, obtuse, and right triangle terms, choose a card, and complete the chart with the number of sides or angle and draw the design. They complete one chart.
Lesson Planet

Toothpick Triangles

For Teachers 4th - 8th
Students draw a chart (included in the activity) to use with their investigation. They review terminology of triangles and receive toothpicks to use in the activity. Beginning with three toothpicks, students form a triangle. They...
7:15
Lesson Planet

How Do You Classify Triangles?

For Teachers 5th - 10th
Triangles are classified by their angle measurement as well as by the length of their sides. Here are some names that identify the types of triangles: isosceles, equilateral, scalene, obtuse, and acute. Watch this video to learn about...
Lesson Planet

Classify Triangles

For Students 4th - 7th
Here is a classifying triangles practice worksheet in which learners sharpen their problem solving skills as they solve six story problems.
Lesson Planet

Triangle Designs

For Students 4th - 6th
In this triangles worksheet, students draw different triangles and write how many sides and angles each one has. Students draw 4 kinds of triangles and have 2 that are impossible to draw.
Lesson Planet

Study Buddies: Classifying Triangles

For Teachers 4th - 5th
In this math worksheet, students analyze an informative chart about the measurement and angles of equilateral, isosceles and scalene triangles. Students then answer 5 questions about classifying triangles.
Lesson Planet

Triangles

For Students 4th
In this triangles worksheet, 4th graders study the lengths that are stated for 3 triangles and describe each triangle by its sides. Students describe 3 additional triangles by their angles.
Lesson Planet

Geometric Figures-Triangles

For Teachers 4th
Fourth graders explore triangles. In this math lesson, 4th graders discuss the different types of triangles. Students create triangles using wiki sticks. Students complete an online matching game.
Lesson Planet

Triangle Fundamentals Multiple Choice

For Students 7th - 12th
In this triangles worksheet, students identify the parts of a triangle.  They determine the value of an angle measurement, and identify the characteristics of triangles.  This two-page worksheet contains 10 problems.  This is an online...
Lesson Planet

TryAngle?

For Teachers 7th - 8th
Students investigate properties of triangles and classify them. In this triangles instructional activity, students find a test to determine if three line segments can form a triangle. Students find a method to classify triangles as...
Lesson Planet

Classifying Triangles

For Students 8th - 10th
In this classifying triangles worksheet, learners explore given lengths or angle measurements and then classify each triangle as isosceles, scalene or equilateral. They also determine if the triangle may be right, acute or obtuse. This...
Lesson Planet

Geometry Chapter 4 Review (Triangles)

For Students 9th - 11th
In this triangle review, students identify the characteristics of isosceles, equilateral, scalene, acute, obtuse and right triangles. They use congruence postulates and theorems to prove the congruence of given triangles. Students...
Lesson Planet

Triangles

For Students 10th
In this triangles worksheet, 10th graders solve and complete 23 various types of problems. First, they match the triangle description with the most specific name and write the letter on the line provided. Then, students classify the...
Lesson Planet

Geometry: Assignment #1

For Students 8th - 10th
In this geometry worksheet, students solve 16 geometry problems in which they identify various angles in a drawing, answer questions about the properties of various types of triangles, and find the lengths of lines in triangles based on...
Lesson Planet

Triangles

For Students 10th
In this triangles worksheet, 10th graders solve and complete 22 different problems related to various types of triangles. First, they name the shortest and longest sides and the smallest and largest angles in each of triangles...