Question

Surface area of the triangle.Please help

Answer 1

Surface area of this triangular prism is

Area of 2 congruent triangles + Area of rectangle(6*2) + Area of rectangle(2*4) + + Area of rectangle (2*3)

Area of triangle = 1/2*6*2 =6 in²

Surface area of this triangular prism = 2*6 +6*2 +2*4 +2*3= 12+12+8+6= 38 in²
Answer is 38 in².