posted by Kaylee .
Given: A flat dance floor of dimensions lx = 24 m by ly =23m and has a mass of M = 1200 kg. Use the bottom left corner of the dance floor as the origin. Three dance couples, each of mass m = 110 kg start in the top left, top right, and bottom left corners.
What is the initial y coordinate of the center of gravity of the dance floor and three couples? Answer in units of m.