Aperson of mass 81.63 kg (weighs 800 n) wants to climb a ladder to perform a stunt on the icy surface of lake champlain. there is no friction between the feet of the ladder and the surface of the ice. assume that the mass of the ladder is small enough that it can be ignored. each half of the ladder has a length of 2.5 m, and the two halves are joined together by a 70 cm tie rod connecting the midway points of each side. if the person stands 3/5 of the way up the ladder, what is the tension in the tie rod? be sure to enter units in your answer.