Question: what is the surface area of the rectangular prism iready?
Answer: S A = 2 l w + 2 l h + 2 h w , where SA = surface area, l = length, w = width, and h = height. In the rectangular prism net above, l = 8 inches, w = 5 inches, and h = 3 inches. Simply put these numbers into the formula and solve for surface area.