Answer
156.9
Work Step by Step
$60^2 + x^2 = 168^2$
$3600 + x^2 = 28224$
$x^2 = 24624$
$x = 156.9$
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.