cos(pi/4) — step-by-step solution

Let's calculate:

\cos (\frac{π}{4})

\frac{\sqrt{2}}{2}

The numeric value of:

\frac{\sqrt{2}}{2}

is:

\frac{\approx 1.4142}{2}

\approx 0.7071

▷Result: $\frac{\sqrt{2}}{2}$

▷▷Numeric result:

\approx 0.7071