Question

√5²+12² is a number ​

Answer 1

$\huge\tt\colorbox{gold}{Answer}$

$\sqrt{ {5}^{2} + {12}^{2} } \\ \sqrt{25 + 144} \\ \sqrt{169} \\ 13$

$\sqrt{ {5}^{2} + {12}^{2} } \: is \: a \: perfect \: square$

Answer 2

$\huge\tt\colorbox{skyblue}{AnSwEr}$

$= \sqrt{ {(5)}^{2} + {(12)}^{2} }$

$= \sqrt{25 + 144}$

$= \sqrt{169}$

$= \sqrt{13 \times 13}$

${=\:}\bold\color{skyblue}{ \:13}$

Here 13 is perfect square number.