Why is :\(10/\sqrt{2} = (\sqrt{2}/2)*10 \) the same?
\(\frac{10}{\sqrt2} = 10 \cdot \frac{1}{\sqrt2} = 10 \cdot \frac{1 \cdot \sqrt2}{\sqrt2 \cdot \sqrt2} = 10 \cdot \frac{\sqrt2}{2}\)
