Answer:
PQ = 3.2
Step-by-step explanation:
[tex] QR =\frac{1}{3} PR[/tex]
[tex] QR =\frac{1}{3} \times 4.8 [/tex]
[tex] QR =1.6 [/tex]
PQ = PR - QR
PQ = 4.8 - 1.6