Question

$\frac{ \sqrt{2} }{2} + \frac{ \sqrt{2} }{2} =????????????????$

Answer 1

$\frac{ \sqrt{2} }{2} + \frac{ \sqrt{2} }{2} = \frac{ \sqrt{4} }{4} + \frac{ \sqrt{4} }{4} = \frac{2}{4} + \frac{2}{4} = \frac{4}{4} =1.$