tolong di bantu ngerjain

1.V=0,1*0,2*4=0,08 m^3
rho=m/V
=64/0,08
=800 kg/m^3
2.Ph=rho*g*h
=1030*10*100
=1030000 Pa
3.f1/a1=f2/a2
1000/200=f2/10
f2=1000*10/200
=50 N
4.Fa=rho*g*V
=1000*10*20
=200000 N


semoga membantu
maaf klo salah