Answer:
The missing side's length is 18.2
Step-by-step explanation: To find a missing side in a right triangle, you use the Pythagorean theorem to solve it. According to the Pythagorean Theorem, + = , so 158.76 + 171.61 = ⇒ 330.37 = ⇒ x ≈ 18.2.
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