Question

20✓2×8 give explaination
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Answer 1

$\sf \dashrightarrow20 \sqrt{2} \times 8$

$\sf \dashrightarrow20 \times \sqrt{2} \times 8$

$\sf \dashrightarrow\sqrt{2} \times \underbrace{8 \times 20}$

$\sf \dashrightarrow\sqrt{2} \times160$

we know:

✓2 = 1.414

$\sf \dashrightarrow1.414\times160$

$\dashrightarrow \boxed{\frak{ \purple{226.24}}} \bigstar$

$\blue{ \rm \: so \: done!}$