Question

刺蝟

請問這一題要怎麼寫？先謝謝點進來的人❤️‍🔥🙏🙏🙏

20. BIO A setup similar to the one shown in
Figure P4.20 is often used in hospitals to
support and apply a horizontal traction force to
an injured leg. (a) Determine the force of
tension in the rope supporting the leg. (b) What
is the traction force exerted to the right on the
leg?
70°
8.00 kg
Figure P4.20