Answer:
Explanation:
Given triangular prism with:
- a = 1.5 in, b = 2 in, c = 2.5 in, l = 15 in
Total surface area is:
- A = Pl + 2B, where P is the perimeter of base, B is area of base
Considering all given values we have:
- A = (1.5 + 2 + 2.5)*15 + 2*(1/2*1.5*2) = 93 in²