Can someone help me on this question and explain the process

Mjjaniec asked Dec 5, 2023

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Mjjaniec asked Dec 5, 2023

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15 votes

Answer:

Step-by-step explanation: Use Pythagorean Theorem

$a^2 + b^2 = c^2\\$

$15^2 + b^2 = 9^2\\$

225 + b^2 = 81

-------------------

$b^2 = 174\\$

b^2 = √(-174)

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