Evaluate
5\sqrt{83}\approx 45.552167896
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10\times \frac{1}{2}\sqrt{83}
Multiply 2 and 5 to get 10.
\frac{10}{2}\sqrt{83}
Multiply 10 and \frac{1}{2} to get \frac{10}{2}.
5\sqrt{83}
Divide 10 by 2 to get 5.
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