Answer
RQ=4
QT$\approx$8.25
Work Step by Step
(1.5RQ)SQ$^2$=RS$^2$-SZ$^2$
(1.5RQ)$^2$=100-64=36
1.5RQ=6
RQ=4
QZ=.5RQ
QZ=2
QT$^2$=QZ$^2$+ZT$^2$
QT$^2$=4+64
QT$^2$=68
QT$\approx$8.25
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