Answer
$$10.04$$
Work Step by Step
Using the distance formula, we find:
$$\sqrt{\left(8.5-9.4\right)^2+\left(-3.7-6.3\right)^2}\\ 10.04$$
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.