Question

Help i need to find what the surface area of the piramid is excluding the base

Answer 1

SA = 1/2 Pl + B ; P(perimeter of base) , l(slant height) , B(area of base)
= 1/2 (4)(8) (6) + 8^2
= 1/2 (32)(6) + 64
= 96 + 64
= 160

letter D :)))