Step-by-step explanation:
Given prism has:
Length = 5 in, width = 4 in & height = 6 in
Surface area of prism
[tex]2(lw + wh + lh) \\ = 2(5 \times 4 + 4 \times 6 + 5 \times 6) \\ = 2(20 + 24 + 30) \\ = 2 \times 74 \\ = 148 \: {in}^{2} \\ [/tex]
