Answer
d=8
Work Step by Step
Use the distance formula:
$d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}$
$d=\sqrt{(-1-(-1))^2+(-3-(-11))^2}$
$d=\sqrt{0^2+8^2}$
$d=\sqrt{64}$
$d=8$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.