Answer:
it has 6 faces
Step-by-step explanation:
PQ = 4
As ; PQ=QR
PR = 8
PR= PQ+QR —> 8 = 2x —> x= 8/2 = 4
SO ; PQ = 4 , QR = 4
I hope I helped you^_^
*b*(abc)=
you use the distributive property