Amovie stunt man (mass 80.0kg) stands on a window ledge 5.0m above the floor. grabbing the rope attached to a chandelier, he swings down to grapple with the movie’s villain (mass 70.0kg), who is standing directly under the chandelier. the stuntman releases the rope just as the touches the villain. (a) with what speed do the entwined foes start to slide across the floor? (b) if the coefficient of kinetic friction between their bodies and the floor is 0.250, how far do they slide?