square root of 160
\(\sqrt{160} \\ = \sqrt{(2)(2)(2)(2)(2)(5)} \\ = (2)(2)\sqrt{(2)(5)} \\ = 4\sqrt{10}\)
≈ 12.650
sqrt(160) =
sqrt (16 * 10) =
sqrt(16) * sqrt(10) =
4 * sqrt(10) ≈ 12.65