Apply the Pythagorean Theorem - HiSET

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Question

Find the length of the hypotenuse of a right triangle whose legs are the following lengths:

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Answer

The hypotenuse of a right triangle can be calculated using the Pythagorean Theorem. This theorem states that if we know the lengths of the two other legs of the triangle, then we can calculate the hypotenuse. It is written in the following way:

In this formula the legs are noted by the variables, and . The variable represents the hypotenuse.

Substitute and solve for the hypotenuse.

Simplify.

Take the square root of both sides of the equation.

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