A rectangular solid has sides of 4cm, 6cm, and 8cm. What is it's surface area?

surface area = 208 cm²

Step-by-step explanation:

length = l, breadth=b, height = h

Surface area of a rectangular solid = 2 (lb+bh+hl)

= 2 (4*6+6*8+8*4)

=2 (24+48+32) = 2 (104) = 208 cm²