For this case we have that the lateral area of the prism is given by the following expression: A = (6) * (L) * (h) Where, L: hexagon side h: prism height Substituting the values we have: A = (6) * (3.5) * (4) A = 84 cm ^ 2 Answer: The lateral area of the regular prism is: A = 84 cm ^ 2