Question

how to solve square rroot of 2.8

Answer 1

$\sqrt{2.8 } \\ \sqrt{28 \div 10} \\ \sqrt{4 \times 7 \div 10} \\ 2 \sqrt{7 \div 10 } \\ 2 \sqrt{0.7}$
$2 \times 0.8367 \\ = 1.6734$