20 cm I 30 cm Click to see additional instructions 2. An 800 g steel plate has the shape of the isosceles triangle shown. The moment of inertia of the plate about its center of mass is Icm = 0.005 kg.m a. What are the coordinates of the center of mass? Xcm m, and yam b. Calculate the moment of inertia of the steel plate for rotation about a perpendicular axis passing through the origin. kg.m m