Question

Using square root table, find the square root
540

Answer 1

Using the table to find $\sqrt{3}\mathrm{and}\sqrt{5}$

$$\begin{gathered} \sqrt{540}=\sqrt{54}\times \sqrt{10} \\ =2\times 3\sqrt{3}\times \sqrt{5} \\ =2\times 3\times 1.732\times 2.2361 \\ =23.24 \end{gathered}$$