Evaluate
\frac{27\sqrt{3}}{2}\approx 23.382685902
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14\sqrt{3}-\frac{\sqrt{3}}{2}
Get the value of \sin(60) from trigonometric values table.
\frac{27}{2}\sqrt{3}
Combine 14\sqrt{3} and -\frac{\sqrt{3}}{2} to get \frac{27}{2}\sqrt{3}.
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