How do you simplify 4sqrt(180)?

Jan 8, 2016

$24 \sqrt{5}$
=$4 \sqrt{180} ,$find the factors of 180
=$4 \sqrt{\left(36\right) \left(5\right)} ,$36 is a perfect square
=$4.6 \sqrt{5} ,$multiply 4 and 6
=$24 \sqrt{5}$