Aperson's center of mass is easily found by having the person lie on a reaction board. a horizontal, 2.1-m-long, 6.6 kg reaction board is supported only at the ends, with one end resting on a scale and the other on a pivot. a 65 kg woman lies on the reaction board with her feet over the pivot. the scale reads 26 kg .assume that the woman doesn't move and a position of her center of mass doesn't change. what is the distance from the woman's feet to her center of mass?