Evaluate
\frac{\sqrt{2}+1}{2}\approx 1.207106781
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\frac{1}{2}+\cos(45)
Get the value of \sin(30) from trigonometric values table.
\frac{1}{2}+\frac{\sqrt{2}}{2}
Get the value of \cos(45) from trigonometric values table.
\frac{1+\sqrt{2}}{2}
Since \frac{1}{2} and \frac{\sqrt{2}}{2} have the same denominator, add them by adding their numerators.
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