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pochemuha
2 years ago
9

What is the value of x????

Mathematics
1 answer:
Arte-miy333 [17]2 years ago
4 0

Answer:

B

Step-by-step explanation:

{18}^{2}  =  {x}^{2}  +  {x}^{2} \\  \frac{18 \times 18}{2}  =  {x}^{2}  \\ x =  \sqrt{9 \times 18}  \\ x =  \sqrt{9 \times 9 \times 2}  \\ x = 9 \sqrt{2}

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