The Range of the Length of the Third Side of a Triangle

In this video, you will learn that the Triangle Inequality Theorem states that the sum of any two sides of a triangle must be greater than the length of the third side. You will also get a chance to put this theorem into practice. Click the player button to begin.

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Determining the Range of the Length of the Third Side of a Triangle Review

Now that you have learned about determining the range of the third side of a triangle, review your knowledge in this interactivity. Click the player button to get started.