The Pythagorean Theorem

In this video, you will explore the Pythagorean Theorem and how fundamental it is in Euclidean geometry. The theorem states that the square of the hypotenuse, or the side opposite the right angle, is equal to the sum of the squares of the other two sides. Click the player button to begin.

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The Converse of the Pythagorean Theorem

In this video, you will examine and practice the Converse of the Pythagorean Theorem to find out if a triangle is a right triangle. The converse states that whenever the sum of the squares of two sides is equal to the square of the third side of the triangle, the triangle is a right triangle. Click the player button to begin.

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The Pythagorean Theorem and Its Converse Review

Now that you have learned about the Pythagorean Theorem and its converse, review your knowledge in this interactivity. Click the player button to get started.