#### Answer

r$\approx$3.46 cm

#### Work Step by Step

l=2r
(2r)$^2$=6$^2$+r$^2$
4r$^2$=36+r$^2$
3r$^2$=36
r$^2$=12
r$\approx$3.46

Chegg costs money, GradeSaver solutions are free!

Published by
Brooks Cole

ISBN 10:
9781285195698

ISBN 13:
978-1-28519-569-8

r$\approx$3.46 cm

l=2r
(2r)$^2$=6$^2$+r$^2$
4r$^2$=36+r$^2$
3r$^2$=36
r$^2$=12
r$\approx$3.46

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.