Evaluate
\frac{\sqrt{2}}{5}\approx 0.282842712
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\frac{5\sqrt{2}}{25}
Factor 50=5^{2}\times 2. Rewrite the square root of the product \sqrt{5^{2}\times 2} as the product of square roots \sqrt{5^{2}}\sqrt{2}. Take the square root of 5^{2}.
\frac{1}{5}\sqrt{2}
Divide 5\sqrt{2} by 25 to get \frac{1}{5}\sqrt{2}.
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