Question

find the square root of 5/45

Answer 1

$$\begin{gathered} \sqrt{\frac{5}{45}}=\sqrt{\frac{5}{9\times 5}} \\ =\sqrt{\frac{1}{9}} \\ =\frac{1}{3} \\ \Rightarrow \sqrt{\frac{\mathbf{5}}{\mathbf{45}}}\mathbf{=}\frac{\mathbf{1}}{\mathbf{3}} \end{gathered}$$