plliiisss jawab , besok di kumpul

16. w=f×s
9.8=f×2
[tex] \frac{9.8}{2} = \\ 4.9[/tex]

18.w=f1×s
w=30×2
w=60

w=f2×s
w=10×2
w=20

19. w=f1×s
w=50×10
w=500

w=f2×s
w=20×10
w=200

w=f1×s
w=10×10
w=100

semoga bermanfaat