A regular pyramid 300 mm high, with a square base of side 250 mm, is made of wood. Its
Chapter 5, Problem 5.84(choose chapter or problem)
A regular pyramid 300 mm high, with a square base of side 250 mm, is made of wood. Its four triangular faces are covered with steel sheets 1 mm thick. Locate the center of gravity of the composite body. (Densities: \(\mathrm{steel} = 7850 \ \mathrm{kg/m}^3, \mathrm{wood} = 500 \ \mathrm{kg/m}^3\).)
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