Question

Square root of 2.5 upto 3 decimal places

Answer 1

$\sqrt{2.5} = \frac{ \sqrt{5} }{ \sqrt{2} } = \frac{ \sqrt{5} \times \sqrt{2} }{ \sqrt{2} \times \sqrt{2} } = \frac{ \sqrt{10} }{2}$

$\sqrt{10} = 3.16228$

$\therefore \: \frac{ \sqrt{10} }{2} = 1.58$