Question

Asking this question again because I need help! what is the surface area of the triangular prism

Answer 1

Answer:

Surface area of the triangular prism is $469 inch^2$

Step-by-step explanation:

The surface area of the triangular prism is

Area of the two triangular faces + Area of the three rectangular faces

Area of the prism:

                          $= 2(1/2*11*7)+(14*11)+(14*9)+(14*8)\\\\ = 77+154+126+112\\\\ = 469 inch^2$

The area of the triangular prism is $469 inch^2$