The hypotenuse of a right triangle is the triangle's longest side; the side opposite the right angle. The length of the hypotenuse of a right triangle can be found using the Pythagorean theorem ...

For a right-angled triangle, follow these steps to calculate the length of a side, x, when another side and an angle Ɵ is given: Label the two sides that contain information in the diagram with ...

The Pythagorean theorem works like this: The hypotenuse of a triangle—the side that is on the opposite side of the 90-degree angle—is equal to the sum of the squares of the other two sides of ...