Geometry

Question Analysis

The main focus is to apply the Pythagorean Theorem to determine the correct equation for the given right - triangle. We need to identify the lengths of the sides and correctly substitute them into the theorem.

 

Key Concept Explanation

The Pythagorean Theorem states that for a right - triangle with legs of lengths  and  and hypotenuse of length , the equation is . The hypotenuse is the longest side of a right - triangle, opposite the right angle.

 

Step - by - Step Solution

1. Identify the sides of the right - triangle:

In the given right - triangle, the lengths of the two legs are  and , and the hypotenuse is .

2. Apply the Pythagorean Theorem:

Substitute the values of the sides into the formula

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