UULLI. 3. Three forces are acting on an object (Figure 1.32) which is in
equilibrium. Determine force A.
1200 N
51.39
Force A
42.00
1400 N
Figure 1.32 Three forces, acting on a s
irade 9​

Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?