h=1·5 W=? W=mgh=H10x10x1.5 = 60 or 3818 or 59 A 1200 H and Sh the Slie far co A Uniform rectangular marble Slab is 3. Am long and 2.0m wide. It has a mass of 180kg. If it is Originally lying on the flat ground, how much work is needed to stand it on the end?​