Question

If $\sqrt{2}=1.414$ then the value of $\sqrt{8}$ is

• A. $2.828$
• B. $1.828$
• C. $2.282$
• D. $2.288$

Answer 1

The correct option is A $2.828$

$\sqrt{2}=1.414$(given)

$\sqrt{8}=\sqrt{2\times 2\times 2}=2\sqrt{2}=2\times 1.414=2.828$

$\therefore \sqrt{8}=2.828$