Evaluate
30\sqrt{58}\approx 228.473193176
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10\sqrt{522}
Multiply 18 and 29 to get 522.
10\times 3\sqrt{58}
Factor 522=3^{2}\times 58. Rewrite the square root of the product \sqrt{3^{2}\times 58} as the product of square roots \sqrt{3^{2}}\sqrt{58}. Take the square root of 3^{2}.
30\sqrt{58}
Multiply 10 and 3 to get 30.
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