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Instructional Video3:19
Curated Video

Angles, Triangles, and Polygons: Understanding the Degrees Inside Geometric Shapes

9th - Higher Ed
This video is an educational lesson on angles, triangles, and polygons. The presenter explains how to calculate missing angles in triangles and how the exterior angle is related to the opposite angles of a triangle. They also discuss...
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Instructional Video1:55
NUMBEROCK

Triangles

K - 5th
Skateboards, mountain climbing, billiards' Don't you just love this stuff? That's why NUMBEROCK put it all into this song about triangles that is filled with real-world connections. Triangles are all around us, so it is easy to make this...
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Instructional Video2:05
Brian McLogan

How to use proportions for an isosceles triangle

12th - Higher Ed
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
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Instructional Video8:33
Let's Tute

Understanding Triangles: Types and Properties

9th - Higher Ed
This video explains the basic concepts of triangles, including the relationship between angles and sides, the properties of equilateral, isosceles, and scalene triangles, and the special case of right-angled triangles.
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Instructional Video1:41
Brian McLogan

How to determine all of the measure of angles for an equilateral triangle

12th - Higher Ed
👉 Learn how to find the missing side of a triangle. A triangle is a polygon with three sides. Triangles are classified on the basis of the angles or on the basis of the sides. The classification of a triangle on the basis of the sides...
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Instructional Video1:07
Brian McLogan

What is a right triangle

12th - Higher Ed
👉 Learn the essential definitions of triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of their angles or on the basis of their side lengths. The classification of triangles on the bases of their...
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Instructional Video3:21
Brian McLogan

How do you find all of the sides for a equilateral triangle

12th - Higher Ed
👉 Learn how to find the missing side of a triangle. A triangle is a polygon with three sides. Triangles are classified on the basis of the angles or on the basis of the sides. The classification of a triangle on the basis of the sides...
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Instructional Video0:50
Brian McLogan

What is an equiangular triangle

12th - Higher Ed
👉 Learn the essential definitions of triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of their angles or on the basis of their side lengths. The classification of triangles on the bases of their...
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Instructional Video0:51
Brian McLogan

What is a scalene triangle

12th - Higher Ed
👉 Learn the essential definitions of triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of their angles or on the basis of their side lengths. The classification of triangles on the bases of their...
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Instructional Video0:56
Brian McLogan

What is an equilateral triangle

12th - Higher Ed
👉 Learn the essential definitions of triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of their angles or on the basis of their side lengths. The classification of triangles on the bases of their...
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Instructional Video5:32
Brian McLogan

How to find the measure of each side of an equilateral triangle

12th - Higher Ed
👉 Learn how to find the missing side of a triangle. A triangle is a polygon with three sides. Triangles are classified on the basis of the angles or on the basis of the sides. The classification of a triangle on the basis of the sides...
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Instructional Video3:59
Brian McLogan

Find the measure for the sides of an equilateral triangle

12th - Higher Ed
👉 Learn how to find the missing side of a triangle. A triangle is a polygon with three sides. Triangles are classified on the basis of the angles or on the basis of the sides. The classification of a triangle on the basis of the sides...
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Instructional Video4:14
Brian McLogan

Determine the missing angles using complementary and triangle angle sum

12th - Higher Ed
👉 Learn how to find the missing side of a triangle. A triangle is a polygon with three sides. Triangles are classified on the basis of the angles or on the basis of the sides. The classification of a triangle on the basis of the sides...
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Instructional Video3:50
Curated Video

Comparing and Analyzing Triangles by their Sides

K - 5th
In this lesson, the teacher explains how to compare and analyze triangles by their sides. The lesson covers different types of triangles, including equilateral, isosceles, and scaling triangles, and how to identify them based on their...
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Instructional Video5:26
Curated Video

Classifying Triangles by Examining Properties

K - 5th
In this video, students will learn about the concept of angles and how they determine the classification of a triangle. The video explains the different types of triangles, such as acute, obtuse, isosceles, equilateral, and scalene,...
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Instructional Video6:15
Curated Video

Common Types of Triangles

3rd - Higher Ed
Mr. Addit defines the terms; right triangle, hypotenuse, legs, equilateral, equiangular, isosceles, scalene, equiangular, obtuse, and acute.
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Instructional Video0:47
Brian McLogan

Classifying triangles how to classify a triangle based on the sides of the triangle ex 6

12th - Higher Ed
👉 Learn how to classify triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of its angles or on the basis of its side lengths. The classification of triangles on the bases of its angles are: acute,...
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Instructional Video2:01
Curated Video

Classifying and Identifying Triangles by Angles and Side Lengths

12th - Higher Ed
This video is an educational tutorial on triangles. The instructor begins by explaining how to classify triangles based on their angles, including acute, obtuse, and right angle triangles. Next, the video covers the three special types...
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Instructional Video4:27
Curated Video

An Introduction to Triangles: Identifying Types and Properties

12th - Higher Ed
The video is a lecture presentation on triangles, discussing the different types of triangles and their properties. The presenter explains the meaning of the word "triangle," which refers to a shape with three sides, and goes on to...
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Instructional Video2:26
Curated Video

How Many Unique Triangles | 7.G.A.2

9th - 12th
In this math video we will determine how many unique triangles can be formed from a proposed list of angle measures. We will begin by reviewing the Triangle Angle Theorem which states that the three interior angles of a triangle must...
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Instructional Video8:55
Brian McLogan

How Classifying Triangles Helps Solve Problems | Part 1

12th - Higher Ed
I think we all learn how to classify triangles, but why do we learn it and how is it helpful for us to solve math problems?
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Instructional Video4:19
Curated Video

Classifying Triangles

3rd - Higher Ed
Classifying Triangles explores the six types of triangles by defining the triangle types and classifying triangles by side length and angle measurement.
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Instructional Video4:55
Curated Video

Let's Talk about Triangles

3rd - Higher Ed
“Let’s Talk about Triangles” describes the main types of triangles and explains what makes each type unique.
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Instructional Video3:31
Curated Video

Triangles

12th - Higher Ed
In this video we are going to look at exterior angles of polygons. Exterior angles are a little strange. They make a straight line with the interior angle, rather than being the whole outside angle. There are a few different ways to...

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