Question 145467: If a square has deimensions of a square has 3m x 7m waht would the base for the right solid be if it is 8m high, calcualte the surface area for the solid.: If a square has deimensions of a square has 3m x 7m waht would the base for the right solid be if it is 8m high, calcualte the surface area for the solid. Answer by Alan3354(1934) (Show Source):