Question

Find the surface area of the prism. Write your answer as a decimal.

Answer 1

49.2 square yards

Explanation:

The surface area of a rectangular prism can be found using the formula.

A = 2(LW +H(L +W)) . . . . where L, W, H are length, width, height

A = 2(3×5 +1.2(3 +5)) = 2(15 +9.6) = 49.2 . . . . square yards