Question

Find the unknown side length x. Write your answer in simplest radical form.

Answer 1

The answer is 40. The answer to the question provided is letter b.

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Explanation:

☆Solve using the pythagorean theorem.

`{a}^(2) + {b}^(2) = {c}^(2) \\ {x}^(2) + {30}^(2) = {50}^(2) \\ {x}^(2) + 900 = 2500 \\ \frac{ \: \: \: \: \: \: \: - 900 = - 900}{ {x}^(2) = √(1600) } \\ x = 40`