What is the total surface area for the rectangular prism below?
In the given cuboid,
l = 8; b = 4; h = 15
Surface area of cuboid = 2(lb + bh + hl)
= 2(8*4 + 4*15 + 15*8)
= 2(32 + 60 + 120)
= 2 * 212
= 424 sq. yds
+526 
