Square root of numbers

Question

Show a solution of \(\sqrt{0.25}\)

Answer 1

Given,

0.25

\(=\sqrt {0.25}\)

change the decimal into fraction

\(=\sqrt {\frac {25}{100}}\)

\(=\sqrt {\frac {1}{4}}\)

\(=\frac {1}{2}\)

= 0.5

Answer 2

\(\sqrt{0.25}\) = \(\sqrt{25×10^{-2}}\) = 5 × 0.1 = 0.5