am nevoie urgenta de rezolvare! multumesc anticipat!

Ox:T-Ff=0
Oy:T-G=0
Ox:T=Ff
Oy:Ff-G=0
Ox: T=Ff
Oy: miu*m*g=m*g|*m
miu*g=g
miu=g/g
miu=1
T1=T2=20N