# How do you simplify sqrt(1125)?

$15 \sqrt{5} = 33.54$
$\sqrt{1125} = \sqrt{3 \times 3 \times 5 \times 5 \times 5}$
i.e. $3 \times 5 \times \sqrt{5}$
or $15 \sqrt{5} = 15 \times 2.236 = 33.54$