Instructional Video2:13
Curated Video

Create a Unique Triangle

9th - 12th
In this short math video we will answer a standardized math test question where we are asked to identify how many unique triangles can be formed given side lengths. We will first draw a picture to represent the triangle and label the...
Instructional Video6:38
Let's Tute

Inequalities of a Triangle

9th - Higher Ed
In this video we will learn about Inequalities of a Triangle. We will cover Introduction, 3 theorems and solve some questions.
Instructional Video11:32
Curated Video

Converse of the Pythagorean Theorem and Triangle Inequality Theorem

9th - 12th
In this video, the teacher explains how to use the triangle inequality theorem to determine if three side measurements can form a triangle. They also teach how to use the converse of the Pythagorean theorem to determine if a triangle is...
Instructional Video6:57
Brian McLogan

What is the Triangle Inequality Theorem - Congruent Triangles

12th - Higher Ed
👉 Learn about congruent triangles theorems. Two or more triangles are said to be congruent if they have the same shape and size. There are many methods to determine whether two triangles are congruent. Some of the methods include: (1)...
Instructional Video5:47
Curated Video

Triangle Inequality Theorem: Determining if Angles and Side Measures Form a Triangle

9th - 12th
This video teaches students how to determine whether given angle measures or side measurements will form a triangle using the Triangle Inequality Theorem and the Converse of the Triangle Sum Theorem. The teacher walks through examples...
Instructional Video
Khan Academy

Khan Academy: Geometry: Ca Geometry: Triangles and Parallelograms

9th - 10th Standards
In this video lesson [11:14], the instructor demonstrates solutions to problems #21-25 of California Geometry released state test questions. Problems address understanding of the triangle inequality theorem, angle relationships with...
Instructional Video
Khan Academy

Khan Academy: Triangle Inequality Theorem: Triangle Inqequality Theorem

9th - 10th
Review intuition behind the triangle inequality theorem in this short video.