Hano Junior | Next Rank: 30 Posts View User Profile Posts: 29 Joined: Sat Nov 10, 2007 6:49 pm Gmat prep: Surface area by Hano » Tue Dec 04, 2007 7:06 pm This would be easy for anyone who knows the equation for surface area well. What is the surface area of rectangle solid R? 1) The surface area of one of the surface of R is 48. 2) The length of one of the edges of R is 3. Top Quote