Aperson is standing on a level floor. his head, upper torso,
arms and hands together weigh 438n and have a centerof gravity that
is 1.17m above the floor. his upper legsweigh 144n and have a
center of gravity that is 0.835m above thefloor. finally, his lower
legs and feet together weigh 87nand have a center of gravity that
is 0.270m above the floor. relative to the floor, find the location
of the center of gravityfor the entire body.