Question

What is the surface area of this triangular prism?

A. 228 ft2

B. 195 ft2

C. 258 ft2

D. 330 ft2

Answer 1

258 ft2

Explanation:

30 ft2 is one side, and there are 2 sides, so it is 60 ft2

11*5=55

2(6.5*11)=143

added together is 258