The formula for distance between two points in the Cartesians plane is:
[tex]d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]Replace the points:
[tex]d=\sqrt{(53-3)^2+(1-52)^2}[/tex][tex]d=\sqrt{50^2+(-51)^2}[/tex][tex]d=\sqrt{2500+2601}[/tex][tex]d=\sqrt{5101}[/tex]