Evaluate
\frac{\sqrt{3}}{10}\approx 0.173205081
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\frac{20\cos(30)}{100}
Multiply 2 and 10 to get 20.
\frac{20\times \frac{\sqrt{3}}{2}}{100}
Get the value of \cos(30) from trigonometric values table.
\frac{10\sqrt{3}}{100}
Cancel out 2, the greatest common factor in 20 and 2.
\frac{1}{10}\sqrt{3}
Divide 10\sqrt{3} by 100 to get \frac{1}{10}\sqrt{3}.
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