someone please help me answer this!!

Answer:
7.1 units is the answer
Step-by-step explanation:
[tex]d=\sqrt{(x_2-x_1)^2 + (y_2-y_1)^2} \\\\d=\sqrt{(6-1)^2 + (2-7)^2}\\\\d=\sqrt{(5\\)^2+(-5)^2} \\\\d=\sqrt{25+25} \\\\d=\sqrt{50} \\\\d=7.071..[/tex]
Rounding off,
d = 7.1 units