Respuesta :

let the points R( 4,3) be
[tex]x1andy1[/tex]
and S(1,6) be X2,y2.
using pythogras theorem RS
[tex]rs^{2} ={ x2 - x1} {?}^{2} + {y2 - y1} {?}^{2} [/tex]

=3
[tex] {3}^{2} + { - 3}^{2} [/tex]
[tex] \sqrt{18} [/tex]

[tex] 4\sqrt{2} [/tex]