Answer
RQ=3
Work Step by Step
RV=.5TV
RV=.5(8)
RV=4
RQ$^2$=(RQ+VW)$^2$-RV$^2$
RQ$^2$=(RQ+2)$^2$-4$^2$
RQ$^2$=RQ$^2$+4RQ+4-16
4RQ=12
RQ=3
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.